ARO Pumps

ARO Compact Series 1/4" Ported Non Metallic Diaphragm Pump, 5.3 GPM (20.1 LPM) flow. Available in Polypropylene, Groundable Acetal and PVDF (Kynar). Compact Design, 360º Mounting Versatility when using optional flex checks, Ideal for OEM Applications, Creates a 31-feet of suction lift. Pump Casing Materials: Polypropylene, PVDF (Kynar), Groundable Acetal. Diaphragm Materials: Santoprene, Nitrile, PTFE, Hytrel.

ARO Compact Series 3/8" Ported Non Metallic Diaphragm Pump, 10.6 GPM (40.1 LPM) flow. Designed to meet your OEM application needs! Manufactured for complete corrosion resistance - constructed with polypropylene center body, standard stainless steel fasteners, and your choice of Groundable Acetal, PVDF (Kynar) or Polypropylene casing materials. Efficiency - Simul-Shift™ valve provides ultra-positive, reliable shift signal. Reliability - ARO's patented 'Unbalanced' air valve ensures no-stall operation. Versatility - Center, End, and Dual Inlet / Outlet manifold configurations for your application needs. Environmentally Sound - Bolted construction for leak-free fluid handling. Serviceability - Ease of service through modular design. Diaphragm Materials: Santoprene, Hytrel, PTFE w/ Santoprene backer & Viton.

ARO Compact Series 3/4" Ported Metallic Diaphragm Pump, 13.6 GPM (51.5 LPM) flow. Designed to meet your OEM application needs! Install directly onto your 3/4" application, saving you a fitting and a possible leak point! Efficiency – Simul Shift™ valve provides ultra-positive, reliable shift signal. Reliability - ARO's patented 'Unbalanced' air valve ensures no-stall operation. Versatility - Compact design enables usage in limited space and other versatile locations Environmentally Sound - Bolted construction for leak-free fluid handling. Serviceability - Easier service through modular design. Pump Casing Materials: Aluminum. Diaphragm Materials: Santoprene, PTFE & Hytrel

ARO Compact Series 3/4" Ported Non Metallic Diaphragm Pump, 14.8 GPM (56 LPM) flow. Designed to meet your OEM application needs! Install directly onto your 3/4" application, saving you a fitting and a possible leak point. Manufactured for complete corrosion resistance - constructed with polypropylene center body, standard stainless steel fasteners, and polypropylene casing materials. Efficiency - Simul-Shift™ valve provides ultra-positive, reliable shift signal. Reliability - ARO's patented 'Unbalanced' air valve ensures no-stall operation. Versatility - Compact design enables usage in limited space and other versatile locations. Environmentally Sound - Bolted construction for leak-free fluid handling. Serviceability - Easier service through modular design. Diaphragm Materials: Santoprene, Hytrel, PTFE w/ Santoprene backer.

ARO Compact Series 1/2" Ported Metallic Diaphragm Pump, 12 GPM (45.4 LPM) flow. Designed to meet your OEM application needs! Manufactured for complete corrosion resistance - constructed with polypropylene or aluminum center body, standard stainless steel fasteners, and your choice of anodized aluminum or stainless steel casing materials Efficiency - Simul-Shift™ valve provides ultra-positive, reliable shift signal. Reliability - ARO's patented 'Unbalanced' air valve ensures no-stall operation. Versatility - Compact, heavy duty design enables usage in versatile locations including limited space. Environmentally Sound - Bolted construction for leak-free fluid handling. Serviceability - Ease of service through modular design. Pump Casing Materials: Aluminum & Stainless Steel. Diaphragm Materials: Santoprene, PTFE w/ Santoprene backer, Hytrel, Polyurethane, Nitrile & Viton

ARO Compact Series 1/2" Ported Non Metallic Diaphragm Pump, 14.4 GPM (54.5 LPM) flow. Designed to meet your OEM application needs! Manufactured for complete corrosion resistance - constructed with polypropylene center body, standard stainless steel fasteners, and your choice of Groundable Acetal, PVDF (Kynar) or Polypropylene casing materials. Efficiency - Simul-Shift™ valve provides ultra-positive, reliable shift signal. Reliability - ARO's patented 'Unbalanced' air valve ensures no-stall operation. Versatility - Center, End, and Dual Inlet / Outlet manifold configurations for your application needs. Environmentally Sound – Bolted construction for leak-free fluid handling. Serviceability - Ease of service through modular design. Diaphragm Material: Santoprene, Hytrel, Nitrile, PTFE w/ Santoprene backer, Polyurethane & Viton.

ARO Compact Series 1/2" Classic Style Ported Non Metallic Diaphragm Pump, 13 GPM (49.2 LPM) flow. ARO has the world's best-selling 1/2" ported diaphragm pump! Designed to meet your OEM application needs. Efficiency - Motor design delivers optimum air efficiency. Reliability - ARO's patented 'Unbalanced' air valve ensures no-stall operation. Versatility - Center, End, Dual Inlet / Outlet, and Swivel Top manifold configurations to fit your specific application. Environmentally Sound - Bolted construction for leak-free fluid handling. Serviceability - Ease of service through modular design. Pump Casing Materials: Polypropylene, Groundable Acetal & PVDF (Kynar). Diaphragm Materials: Neoprene, Nitrile, Viton, PTFE / Santoprene, E.P.R., Polyurethane, Hytrel & Santoprene.

ARO ½” Ported Sanitary Transfer Pump - 12 GPM (98.4 LPM). Constructed of FDA Accepted Materials. Electro-Polished 316 Stainless Steel Fluid Section. Bolted Construction with all Stainless Steel Hardware. All Investment Cast Wetted Parts. Typical Applications - Food processing, cosmetics, pharmaceutical, chemical additives (food grade), paint, and applications requiring quick-disconnect fluid connections. Pump Casing Materials: Stainless Steel. Diaphragm Materials: Santoprene, Medical grade Santoprene, PTFE w/ Santoprene backer & Nitrile

ARO Expert Series 1" Ported Metallic Diaphragm Pump, 52.2 GPM (197.6 LPM) flow. Efficiency - Simul-Shift™ valve provides ultra-positive, reliable shift signal. Reliability - ARO's patented 'Unbalanced' air valve ensures no-stall operation. Versatility - Broad range in materials of construction for optimum fluid compatibility. Environmentally Sound - Bolted construction for leak-free fluid handling and ribless fluid caps to eliminate cracking. Serviceability - Easier service through modular design. Pump Casing Materials: Aluminum, Cast Iron, Stainless Steel, Hastelloy-C. Diaphragm Materials: Santoprene, Hytrel, Nitrile, Medical Grade Santoprene, PTFE w/ Santoprene backer & Viton

ARO Expert Series 1" Ported Metallic Diaphragm Pump, 53 GPM (200.6 LPM) flow. Efficiency - Simul-Shift™ valve provides ultra-positive, reliable shift signal. Reliability - ARO's patented 'Unbalanced' air valve ensures no-stall operation. Versatility - Broad range in materials of construction for optimum fluid compatibility. Environmentally Sound - Bolted construction for leak-free fluid handling and ribless fluid caps to eliminate cracking. Serviceability - Easier service through modular design. Pump Casing Materials: Polypropylene & PVDF (Kynar). Diaphragm Materials: Santoprene, Hytrel, Nitrile, Medical Grade Santoprene, PTFE w/ Santoprene backer & Viton

ARO PRO Series 1" Ported Metallic Diaphragm Pump, 35 GPM (133 LPM) flow. Mobility - Compact, rugged design allows for easy mobility. Efficiency - Motor design delivers optimum air efficiency. Reliability - ARO's patented 'Unbalanced' air valve ensures no-stall operation. Versatility - Available in aluminum, cast iron or stainless steel to withstand tough chemical applications. Environmentally Sound - Bolted construction for leak-free fluid handling. Serviceability - Easy access to ball checks and fluid caps for maintenance and repairs. Pump Casing Materials: Aluminum, Cast Iron & Stainless Steel. Diaphragm Materials: Viton, PTFE w/ Santoprene backer, Hytrel, Santoprene, Nitrile, Neoprene & E.P.R.

ARO PRO Series 1" Ported Non Metallic Diaphragm Pump, 47 GPM (177.9 LPM) flow. Robust construction with thick walled injection, molded fluid casings and cast iron or aluminum center sections to withstand tough industrial applications. Efficiency - Motor design delivers optimum air efficiency. Reliability - ARO's patented 'Unbalanced' air valve ensures no-stall operation. Versatility - Multiple porting options for your application needs - Available in. Flanged, Threaded, or 3 piece Manifold configurations. Environmentally Sound - Bolted construction for leak-free fluid handling. Serviceability - Easy access to ball checks and fluid caps for maintenance and repairs. Pump Casing Materials: Polypropylene & PVDF (Kynar). Diaphragm Materials: Viton, PTFE w/ Santoprene backer, Hytrel, Santoprene, Nitrile, Medical Grade Santoprene, Neoprene & E.P.R.

ARO 1” Ported Sanitary Transfer Pump – 52.2 GPM (197.6 LPM). Constructed of FDA Accepted Materials. Electro-Polished 316 Stainless Steel Fluid Section. Bolted Construction with all Stainless Steel Hardware. All Investment Cast Wetted Parts. Typical Applications - Food processing, cosmetics, pharmaceutical, chemical additives (food grade), paint, and applications requiring quick-disconnect fluid connections. Pump Casing Materials: Stainless Steel. Diaphragm Materials: Santoprene, Medical grade Santoprene, PTFE w/ Santoprene backer & Nitrile. Center Section Materials: Stainless Steel, Polypropylene & Aluminum

ARO Expert Series 1 1/2" Ported Metallic Diaphragm Pump, 123 GPM (465.6 LPM) flow. The Ultimate in heavy duty pump design! The new EXP is 20 - 40% more efficient than our competitors! Efficiency - Simul-Shift™ valve provides ultra-positive, reliable shift signal. Reliability - ARO's patented 'Unbalanced' air valve ensures no-stall operation. Versatility - Broad range in materials of construction for optimum fluid compatibility Environmentally Sound - Bolted construction for leak-free fluid handling. Serviceability - Easier service through modular design. Pump Casing Materials: Aluminum, Cast Iron, Stainless Steel & Hastelloy-C. Diaphragm Materials: Santoprene, Hytrel, Nitrile, Medical Grade Santoprene, PTFE w/ Santoprene backer & Viton

ARO Expert Series 1 1/2" Ported Non Metallic Diaphragm Pump, 123.1 GPM (465.9 LPM) flow. The Ultimate in chemical resistant pump design! Best 'Total Cost of Ownership' in the industry! Efficiency - Simul-Shift™ valve provides ultra-positive, reliable shift signal. Reliability - ARO's patented 'Unbalanced' air valve ensures no-stall operation. Versatility - Broad range in materials of construction for optimum fluid compatibility. Environmentally Sound - Bolted construction for leak-free fluid handling and ribless design to eliminate cracking. Serviceability - Easier service through modular design. Pump Casing Materials: PVDF (Kynar) & Polypropylene. Diaphragm Materials: Santoprene, Hytrel, Nitrile, Medical Grade Santoprene, PTFE w/ Santoprene backer & Viton

ARO PRO Series 1 1/2" Ported Metallic Diaphragm Pump, 90 GPM (340.7 LPM) flow. Mobility - Compact, rugged design allows for easy mobility. Efficiency - Motor design delivers optimum air efficiency. Reliability - ARO's patented 'Unbalanced' air valve ensures no-stall operation. Versatility - Available in aluminum, cast iron or stainless steel to withstand tough chemical applications. Environmentally Sound - Bolted construction for leak-free fluid handling. Serviceability - Easy access to ball checks and fluid caps for maintenance and repairs. Pump Casing Materials: Aluminum, Cast Iron & Stainless Steel. Diaphragm Materials: Viton, PTFE w/ Santoprene backer, Hytrel, Santoprene, Nitrile, Neoprene & E.P.R.

ARO PRO Series 1 1/2" Ported Non Metallic Diaphragm Pump, 100 GPM (378.5 LPM) flow. Robust construction with thick walled injection, molded fluid casings and cast iron or aluminum center sections to withstand tough industrial applications. Efficiency - Motor design delivers optimum air efficiency. Reliability - ARO's patented 'Unbalanced' air valve ensures no-stall operation. Versatility - Multiple porting options for your application needs - Available in. Flanged, Threaded, or 3 piece Manifold configurations. Environmentally Sound - Bolted construction for leak-free fluid handling. Serviceability - Easy access to ball checks and fluid caps for maintenance and repairs. Pump Casing Materials: Aluminum, Cast Iron & Stainless Steel. Pump Casing Materials: Polypropylene & PVDF (Kynar). Diaphragm Materials: Viton, PTFE w/ Santoprene backer, Hytrel, Santoprene, Nitrile, Neoprene & E.P.R.

ARO 1 1/2” Ported Sanitary Transfer Pump – 123 GPM (456.6 LPM). Constructed of FDA Accepted Materials. Electro-Polished 316 Stainless Steel Fluid Section. Bolted Construction with all Stainless Steel Hardware. All Investment Cast Wetted Parts. Typical Applications - Food processing, cosmetics, pharmaceutical, chemical additives (food grade), paint, and applications requiring quick-disconnect fluid connections. Pump Casing Materials: Stainless Steel. Diaphragm Materials: Santoprene, Medical grade Santoprene, PTFE w/ Santoprene backer & Nitrile. Center Section Materials: Stainless Steel, Polypropylene & Aluminum

ARO Pit Boss 1 1/2” Ported Dewatering and Solids Handling Pump – 80 GPM (302.8 LPM). Ideal answer to big volume applications - where performance is a must. Reliability - Patented 'unbalanced' air valve eliminates stalling and freezing. Serviceability - Easy access to ball checks and fluid caps for easy maintenance and repair. Versatility - Comfort grip handles allow maximum portability. Solids-Handling - Capable of pumping semi-solids and solids up to 0.5" (12.7 mm). Screened Inlet - Keeps unwanted debris out of the pump. Intrinsically Safe - Pneumatic operation provides safe use in hazardous and explosive applications. Power Suction Lift - Designed to evacuate liquids and solids out of critical areas without fail. Typical Applications - mining, construction, and general industrial dewatering and solids handling applications. Pit Boss Dewatering Pumps for Tough Projects

This line of air-operated diaphragm pumps was developed especially for mining, construction, sump and other operations where a reliable, portable de-watering and solids-handling pump is an everyday requirement. These dewatering pumps were named the “Pit Boss” for its tough, uncompromising performance and construction. Pump Casing Materials: Aluminum. Center Body Material: Aluminum. Diaphragm Materials: Santoprene, Nitrile & Hytrel.

ARO Expert Series 2" Ported Metallic Diaphragm Pump, 172 GPM (651 LPM) flow. The Ultimate in heavy duty pump design! Up to 4 times the life of traditional diaphragm pumps due to the EXP's new convoluted diaphragm design! Efficiency - Simul-Shift™ valve provides ultra-positive, reliable shift signal. Reliability - ARO's patented 'Unbalanced' air valve ensures no-stall operation. Versatility - Broad range in materials of construction for optimum fluid compatibility. Environmentally Sound -Bolted construction for leak-free fluid handling and ribless fluid caps to eliminate cracking. Serviceability - Easier service through modular design. Pump Casing Materials: Aluminum, Cast Iron, Stainless Steel & Hastelloy-C. Diaphragm Materials: Santoprene, Hytrel, Nitrile, Medical Grade Santoprene, PTFE w/ Santoprene backer & Viton

ARO Expert Series 2" Ported Non Metallic Diaphragm Pump, 184 GPM (696.4 LPM) flow. The Ultimate in chemical resistant pump design! Up to 4 times the life of traditional diaphragm pumps due to the EXP's new convoluted diaphragm design! Efficiency - Simul-Shift™ valve provides ultra-positive, reliable shift signal. Reliability - ARO's patented 'Unbalanced' air valve ensures no-stall operation. Versatility - Broad range in materials of construction for optimum fluid compatibility. Environmentally Sound - Bolted construction for leak-free fluid handling and ribless fluid caps to eliminate cracking. Serviceability - Easier service through modular design. Pump Casing Materials: PVDF (Kynar) & Polypropylene. Diaphragm Materials: Santoprene, Hytrel, Nitrile, Medical Grade Santoprene, PTFE w/ Santoprene backer & Viton

ARO PRO Series 2" Ported Metallic Diaphragm Pump, 172 GPM (651 LPM) flow. Efficiency - Motor design delivers optimum air efficiency. Reliability - ARO's patented 'Unbalanced' air valve ensures no-stall operation. Versatility - Combine with 67174-20 screened inlet kit and use for dewatering. Environmentally Sound - Bolted construction for leak-free fluid handling. Serviceability - Easy access to ball checks and fluid caps for maintenance and repairs. Pump Casing Materials: Aluminum, Cast Iron & Stainless Steel. Diaphragm Materials: PTFE w/ Santoprene backer, Hytrel, Santoprene & Nitrile

ARO PRO Series 2" Ported Non Metallic Diaphragm Pump, 145 GPM (548.8 LPM) flow. Robust construction with thick walled injection, molded fluid casings and cast iron or aluminum center sections to withstand tough industrial applications. Efficiency - Motor design delivers optimum air efficiency. Reliability - ARO's patented 'Unbalanced' air valve ensures no-stall operation. Versatility - Multiple porting options for your application needs - Available in. Flanged, Threaded, or 3 piece Manifold configurations. Environmentally Sound - Bolted construction for leak-free fluid handling. Serviceability - Easy access to ball checks and fluid caps for maintenance and repairs. Pump Casing Materials: Polypropylene & PVDF (Kynar). Diaphragm Materials: Viton, PTFE w/ Santoprene backer, Hytrel, Santoprene, Nitrile, Neoprene & E.P.R.

ARO 2” Ported Powder Transfer Pump – 100 PSI (6.9 Bar). Transfer and handle your dry process powders quicker, cleaner and at a fraction of the cost associated with installed 'systems'. Replaces Manual Powder Processes. Reduce Airborne Contamination - With direct transfer from the powder container to your recipe. Unique Patented Air-Induction System - Avoids the possibility of powder pack-out. Economical and Simple - Unlike large, complex systems. Portable - Can be moved from site to site. Advanced Air-Induction Technology - 4-Way air efficiency valve, delay timer, pump major air valve, air induction valve, main air control valve and air motor muffler. NPT, BSP and Tri-Clamp material connections. Pump Casing Materials: Aluminum & Stainless Steel. Diaphragm Materials: Santoprene & Medical grade Santoprene

ARO 2” Ported Sanitary Transfer Pump – 172 GPM (651 LPM). Constructed of FDA Accepted Materials. Electro-Polished 316 Stainless Steel Fluid Section. Bolted Construction with all Stainless Steel Hardware. All Investment Cast Wetted Parts. Typical Applications - Food processing, cosmetics, pharmaceutical, chemical additives (food grade), paint, and applications requiring quick-disconnect fluid connections. Pump Casing Materials: Stainless Steel. Diaphragm Materials: Santoprene, Medical grade Santoprene, PTFE w/ Santoprene backer & Nitrile. Center Section Materials: Stainless Steel, Polypropylene & Aluminum

ARO 2” Ported Metallic Flap Valve Pump – 172 GPM (651 LPM). Able to handle 2" semi-solids and 3/4' solid materials! Available in three different construction materials including Aluminum, Cast Iron or Stainless Steel with the option of Plated Steel or Stainless Steel hardware. Efficiency - Simul-Shift™ valve provides ultra-positive, reliable shift signal. Reliability - ARO's patented 'Unbalanced' air valve ensures no-stall operation. Pump Casing Materials: Aluminum, Cast Iron & Stainless Steel. Diaphragm Materials: Santoprene, Nitrile, PTFE w/ Santoprene backer & Viton.

ARO Pit Boss 2” Ported Dewatering and Solids Handling Pump – 156 GPM (590.5 LPM). Ideal answer to big volume applications - where performance is a must. Reliability - Patented 'unbalanced' air valve eliminates stalling and freezing. Serviceability - Easy access to ball checks and fluid caps for easy maintenance and repair. Versatility - Comfort grip handles allow maximum portability. Solids-Handling - Capable of pumping semi-solids and solids up to 0.75" (19 mm). Screened Inlet - Keeps unwanted debris out of the pump. Intrinsically Safe - Pneumatic operation provides safe use in hazardous and explosive applications. Power Suction Lift - Designed to evacuate liquids and solids out of critical areas without fail. Typical Applications - mining, construction, and general industrial dewatering and solids handling applications. Pit Boss Dewatering Pumps for Tough Projects

This line of air-operated diaphragm pumps was developed especially for mining, construction, sump and other operations where a reliable, portable de-watering and solids-handling pump is an everyday requirement. These dewatering pumps were named the “Pit Boss” for its tough, uncompromising performance and construction. Pump Casing Materials: Aluminum. Center Body Material: Aluminum. Diaphragm Materials: Santoprene, Nitrile & Hytrel.

ARO Expert Series 3" Ported Metallic Diaphragm Pump, 275 GPM (1040.9 LPM) flow. The Ultimate in heavy duty pump design! The best of any diaphragm pump on the market today! Up to 4 times the life of traditional diaphragm pumps due to the EXP's new convoluted diaphragm design! Efficiency - Simul-Shift™ valve provides ultra-positive, reliable shift signal. Reliability - ARO's patented 'Unbalanced' air valve ensures no-stall operation. Versatility - Broad range in materials of construction for optimum fluid compatibility. Environmentally Sound - Bolted construction for leak-free fluid handling. Serviceability - Easier service through modular design. Pump Casing Materials: Aluminum, Cast Iron, Stainless Steel & Hastelloy-C. Diaphragm Materials: Santoprene, Hytrel, Nitrile & Viton

ARO Expert Series 3" Ported Metallic Flanged Manifold Diaphragm Pump. The Ultimate in heavy duty pump design! The best of any diaphragm pump on the market today! Up to 4 times the life of traditional diaphragm pumps due to the EXP's new convoluted diaphragm design! Efficiency - Simul-Shift™ valve provides ultra-positive, reliable shift signal. Reliability - ARO's patented 'Unbalanced' air valve ensures no-stall operation. Versatility - Broad range in materials of construction for optimum fluid compatibility. Environmentally Sound - Bolted construction for leak free fluid handling. Serviceability - Easier service through modular design. Pump Casing Materials: Stainless Steel & Hastelloy-C

ARO PRO Series 3" Ported Metallic Diaphragm Pump, 237 GPM (897 LPM) flow. Ideal answer to big volume applications. Efficiency - Motor design delivers optimum air efficiency. Reliability - ARO's patented 'Unbalanced' air valve ensures no-stall operation. Versatility - Appropriate for various applications such as material transfer to portable dewatering. Environmentally Sound - Bolted construction for leak-free fluid handling. Serviceability - Easy access to ball checks and fluid caps for maintenance and repairs. Pump Casing Materials: Aluminum, Cast Iron & Stainless Steel. Diaphragm Materials: PTFE w/ Santoprene backer, Hytrel, Santoprene & Nitrile

ARO 3” Ported Powder Transfer Pump – 100 PSI (6.9 Bar). Transfer and handle your dry process powders quicker, cleaner and at a fraction of the cost associated with installed 'systems'. Replaces Manual Powder Processes. Reduce Airborne Contamination - With direct transfer from the powder container to your recipe. Unique Patented Air-Induction System - Avoids the possibility of powder pack-out. Economical and Simple - Unlike large, complex systems. Portable - Can be moved from site to site. Advanced Air-Induction Technology - 4-Way air efficiency valve, delay timer, pump major air valve, air induction valve, main air control valve and air motor muffler. NPT, BSP and Tri-Clamp material connections. Pump Casing Materials: Aluminum & Stainless Steel. Diaphragm Materials: Santoprene & Medical grade Santoprene

ARO 3” Ported Sanitary Transfer Pump – 275 GPM (1041 LPM). Constructed of FDA Accepted Materials. Electro-Polished 316 Stainless Steel Fluid Section. Bolted Construction with all Stainless Steel Hardware. All Investment Cast Wetted Parts. Typical Applications - Food processing, cosmetics, pharmaceutical, chemical additives (food grade), paint, and applications requiring quick-disconnect fluid connections. Pump Casing Materials: Stainless Steel. Diaphragm Materials: Santoprene, Medical grade Santoprene, PTFE w/ Santoprene backer & Nitrile. Center Section Materials: Stainless Steel, Polypropylene & Aluminum

ARO Pit Boss 3” Ported Dewatering and Solids Handling Pump – 217 GPM (821.3 LPM). Industry leading flow rates
Ideal answer to big volume applications - where performance is a must. Reliability - Patented 'unbalanced' air valve eliminates stalling and freezing. Serviceability - Easy access to ball checks and fluid caps for easy maintenance and repair. Versatility - Comfort grip handles allow maximum portability. Solids-Handling - Capable of pumping semi-solids and solids up to 1" (25.4 mm). Screened Inlet - Keeps unwanted debris out of the pump. Intrinsically Safe -Pneumatic operation provides safe use in hazardous and explosive applications. Power Suction Lift - Designed to evacuate liquids and solids out of critical areas without fail. Typical Applications - mining, construction, and general industrial dewatering and solids handling applications. Pit Boss Dewatering Pumps for Tough Projects

This line of air-operated diaphragm pumps was developed especially for mining, construction, sump and other operations where a reliable, portable de-watering and solids- handling pump is an everyday requirement. These dewatering pumps were named the “Pit Boss” for its tough, uncompromising performance and construction. Pump Casing Materials: Aluminum. Center Body Material: Aluminum. Diaphragm Materials: Santoprene, Nitrile & Hytrel.

ARO 2:1 Ratio High Pressure Pump - 160 GPM (605.6 LPM). Utilizing Power - Can produce up to 200 psi, at about half the flow rate of a standard diaphragm pump by utilizing the effective surface areas of both diaphragms to double output pressure! Structural Integrity - Bolted Construction eliminates problems associated with leaking band-clamps while also reducing maintenance costs. Simul-Shift™ and Quick Dump™ valve technology for stall free / ice free operation. Intelligent Design - Modular major valve for ease of repair. Built to Last - Convoluted diaphragms for long life. Size - Available in 3", 2" and 1.5" ports. Pump Casing Materials: Stainless Steel. Diaphragm Materials: Santoprene, Hytrel & PTFE / Santoprene

ARO 3:1 Ratio High Pressure Pump - 26 GPM (98.4 LPM). Can produce up to 300 psi, at about half the flow rate of a standard diaphragm pump by utilizing two power pistons that drive the fluid handling diaphragms. Generates nearly 300 psi on standard 100 psi shop air, Stall-Free. Exceptional material compatibility, Easy to maintain. Ideal transfer of paint recirculation and high solid coatings, inks, adhesives, filled material, drilling grout, caulking, solvent reclamation and resins. Pump Casing Materials: Stainless Steel. Diaphragm Materials: PTFE

ARO 1”, 1 ½” & 2” Ported Conductive Pump – 53 GPM to 184 GPM (200.6 LMP to 696 LPM). Pump Casing Materials: Conductive Polypropylene. Diaphragm Materials: Santoprene, Hytrel, Nitrile, PTFE w/ Santoprene backer & Viton

ARO Cone-Check Pumps - 85 GPM 321.7 LPM). Traditional ball checks are replaced with a flexible cone. Ideal for pumping slips and slurries found in the stone, clay and glass industry. Hexagon opening cut into check permits flow of viscous, abrasive fluids with less turbulence than ball checks. Optional top-to-bottom flow of material through pump available.

ARO 1” Ported Aluminum PW Series Pump – 60 GPM (227.1 LPM). Fits your current Wilden or Versa-Matic pump configuration. Dimensional Interchange - Fits Wilden® P4, M4 and T4 pumps or Versa-Matic® E4 pump configurations. The ARO PW Series offers a dimensional interchange solution to inefficient, leaking pumps. Structural Integrity - Bolted Construction eliminates problems associated with leaking band-clamps and reduces maintenance costs. Matching Footprint - The Ingersoll Rand / ARO PW10X-X EXP pump has the same footprint as the Wilden® P4, M4 and T4 pumps, plus the Versa-Matic® E4 pumps. Stall-Free, Ice-Free Air Motor Design -The EXP air motor has exclusive Simul-Shift valve technology for faster pump trip-over and smoother flow. It also features. Quick Dump valves; the final answer to pump stalling due to ice build-up. Simplified Plumbing - The Ingersoll Rand / ARO PW10X-X EXP pump matches the fluid inlet / outlet port dimensions of the Wilden P4, M4 and T4 pumps, plus the Versa-matic E4 pumps. Pump Casing Materials: Aluminum. Diaphragm Materials: Santoprene, Nitrile, Hytrel, PTFE w/ Santoprene backer & Viton Wilden® is a registered trademark of the Wilden Pump and Engineering Corporation Versa-Matic® is a registered trademark of the Versa-Matic Pump Company.

ARO ½”, 1”, 1 ½”, 2” UL Fuel Transfer Pump – 12 GPM to 105 GPM (45.4 LMP to 284 LPM). Designed specifically for dispensing petroleum-based fuel. Meet UL-79 specification code. Compatible with gasoline, diesel fuel, kerosene, aviation fuel, fuel oil and unleaded fuel. Used for high-volume transfer, bulk-unloading or refueling applications. To meet UL-79 specification, a pressure relief valve opens and bleeds off excess pressure. The relief valve can be plumbed to return the bleed-off fuel to the storage container.

ARO offers a comprehensive array of diaphragm pump accessories to complement your pump. Accessories like Pump Actuation Valves, Diaphragm Failure Detection Kits, and Cycle Sensors / Counters will keep your pump maintained and running while saving you time and money.

Service Kits
ARO offers a complete line of Tune-Up kits to keep your pump operating at peak efficiency and maximize its life span.

Controls
ARO Control Accessories help the user to fine tune the operation of the pump through sensing, actuation, and controlling the supply of air or fluid.

Air Supply
Ingersoll Rand / ARO offers a comprehensive array of air filters, regulators, and air line accessories that provide the perfect measure of protection and precision to your pump. Ask your distributor to size one for your application today.

Fluid Inlet / Outlet
Either upstream or downstream, ARO offers a variety of accessories to facilitate the transfer of fluid, reduce pulsation, and enhance your application.

Mounting
ARO Mounting Accessories ensure the stability of your pump, either via fixed mounting or mobile, to provide complete flexibility.

ARO Diaphragm Pump Parts and Accessories - Pulsation dampeners reduce pressure fluctuation found in normal diaphragm and piston pump operation and can help eliminate material foaming, material pulsation, hydraulic shock or material splashing. Automatic Air Adjustment - compensates for fluctuations in fluid pressure without operator intervention. Significant Pulsation Reduction - Shock blockers deliver an average 60 - 80% pulsation reduction in high back pressure applications. Built for High-Flow / Aggressive Fluid Applications - the 2" models can handle up to 159 cubic inch maximum fluid volume, and 3" models up to 509 cubic inch maximum fluid volume. Broad Material Range for Compatibility - choose from PVDF, polypropylene, groundable acetal (1" models) or aluminum, cast iron or stainless steel (2" and 3" models) body materials for optimum pump-to-pulsation dampener compatibility. Broad Diaphragm / Bladder Fluid Compatibility - choose from Santoprene, Nitrile, PTFE, Hytrel, Viton or Urethane for optimum fluid-to-diaphragm compatibility.

ARO Drum Pump Basic Package – 14.4 GPM (54.5 LPM) Non Metallic, 12 GPM (45.4 LPM) Metallic. Perfect for removing chemical from any 55-gallon drum! ARO Drum Pumps are available in Aluminum, Stainless Steel or Polypropylene body materials. Stall-Free Operation - ARO Diaphragm Drum Pumps feature a patented 'Unbalanced' air valve design that avoids stall-out, even under low air-inlet pressures. Bolted Construction - Unlike traditional band-clamp style pumps, ARO Diaphragm Drum Pumps utilize bolted fasteners for leak-tight integrity.
Factory-Matched - ARO Drum Pump Package components (adapters, siphon tubes, etc.) contain pre-specified, matching materials of construction for complete fluid compatibility. Diaphragm Materials: PTFE w/ Santoprene backer, Hytrel, Polyurethane & Santoprene. Complete Basic Package: Pump, Bung Adapter, Air Safety Shut Off, Siphon Tube, Weather Seal & Base

ARO Drum Pump Transfer Package – 14.4 GPM (54.5 LPM) Non Metallic, 12 GPM (45.4 LPM) Metallic. ARO Drum Pumps are available in Aluminum, Stainless Steel or Polypropylene body materials. Perfect pump package for transferring fluid from location to location! Stall-Free Operation - ARO Diaphragm Drum Pumps feature a patented 'Unbalanced' air valve design that avoids stall-out, even under low air-inlet pressures. Bolted Construction - Unlike traditional band-clamp style pumps, ARO Diaphragm Drum Pumps utilize bolted fasteners for leak-tight integrity. Factory-Matched - ARO Drum Pump Package components (adapters, siphon tubes, etc.) contain pre-specified, matching materials of construction for complete fluid compatibility. Diaphragm Materials: PTFE w/ Santoprene backer, Hytrel, Polyurethane & Santoprene. Complete Transfer Package: Basic Pump & Fluid Hose or Fluid Hose with Non-Drip Nozzle

ARO Drum Pump Dispense Package – 14.4 GPM (54.5 LPM) Non Metallic, 12 GPM (45.4 LPM) Metallic. Complete dispense drum pump will move chemical from any 55-gallon drum to its finishing application location! ARO Drum Pumps are available in Aluminum, Stainless Steel or Polypropylene body materials. Stall-Free Operation - ARO Diaphragm Drum Pumps feature a patented 'Unbalanced' air valve design that avoids stall-out, even under low air-inlet pressures. Bolted Construction - Unlike traditional band-clamp style pumps, ARO Diaphragm Drum Pumps utilize bolted fasteners for leak-tight integrity. Factory-Matched - ARO Drum Pump Package components (adapters, siphon tubes, etc.) contain pre-specified, matching materials of construction for complete fluid compatibility. Pump Casing Materials: Aluminum, Polypropylene & Stainless Steel. Diaphragm Materials: Santoprene & Medical grade Santoprene. Diaphragm Materials: PTFE w/ Santoprene backer, Hytrel, Polyurethane & Santoprene. Complete Dispensing Package: Basic Pump, Foot Valve, Hose & Dispensing Nozzle

ARO Centrifugal Dewatering Pumps - Simple design, few moving parts, Handles a wide variety of debris-laden applications, Adjustable impeller and impeller cover help maintain peak performance, Ultra-rugged body construction insures durability and Lightweight and extremely portable.

ARO Force Piston Pumps 55 Gallon ALX Package - 2.9 GPM (10.8 LPM). Ideal for finishing and adhesive applications where you need to keep fluid mixed. Includes lift, drum cover, agitator, and air controls. Integrated wet cup ensures extended packing seal life. Reliability - Eliminating downtime, the unbalanced air valve ensures stall-free pump operation. Durability - Optional Ultra-Coated (ceramic) Plunger Rod and Tube for superior abrasion resistance. Versatility - Multiple mounting and packing seal options available for your specific application needs. Environmentally Sound - Optional muffler ensures pump meets OSHA specifications. Serviceability - Minimal air motor and fluid section part count ensure simple, efficient repairs. Package Description: Drum Mounted Transfer System, Basic Pump Model: AF0409C51XXXX, Lift: 640067, Agitator: 651104-1, Cover: 66197

ARO Force Piston Pumps 55 Gallon HDX Package - 3.8 GPM to 6 GPM (14.3 LPM to 22.9 LPM). Features a heavy duty two post ram, pump, follower plate, and controls designed for high-viscosity applications when maximum downforce is required. Integrated wet cup ensures extended pump life. Reliability - Eliminating downtime, the unbalanced air valve ensures stall-free pump operation. Durability - Hard chrome plated plunger improves abrasion resistance. Versatility - Multiple mounting configurations and materials of construction for your specific application needs. Environmentally Sound - Optional muffler ensures pump meets OSHA specifications. Serviceability - Minimal part count combined with tie-rod construction for simple, efficient repairs. Typical Applications - Pumping sealants, adhesives, epoxies, inks, lubricants, urethane, silicone, and caulk. Package Description: 55 Gallon, Heavy-Duty Two-Post Ram Package, Basic Pump Model: AF1044S11XXXX & AF0844S11XXXX, Two-Post Ram: RM552H-C, Muffler: 67445-4 & 67445-3, 55 Gallon Follower Plate

ARO Force Piston Pumps 55 Gallon TPX Package - 1.3 GPM to 18.1 GPM (5.1 LPM to 68.6 LPM). Integrated wet cup ensures extended pump life. Reliability - Eliminating downtime, the unbalanced air valve ensures stall-free pump operation. Durability - Hard chrome plated plunger improves abrasion resistance. Versatility - Multiple mounting configurations and materials of construction for your specific application needs. Environmentally Sound - Optional muffler ensures pump meets OSHA specifications. Serviceability - Minimal part count combined with tie-rod construction for simple, efficient repairs. Typical Applications - Pumping sealants, adhesives, epoxies, inks, lubricants, urethane, silicone, and caulk.

ARO Force Piston Pumps 55 Gallon WPX Package - 3.9 GPM (14.8 LPM). When it's time to clean up, our wash pump is a great high-power cleaning solution. Includes pump, wall mount bracket, suction tube assembly, and spray wand. Designed for heavy-duty cleaning of equipment and washing donw parts with detergents, caustics, and dilute acid type cleaners. 9:1 ratio, double-acting pump section is separated from the wir motor to prevent any cleaning solution from coming in contact with and damaging the air motor. Mounting Versatility - Wall mounted or directly mounted in 2" bung of a standard 55 gallon drum. Reliability - Eliminating downtime, the unbalanced air valve ensures stall-free pump operation. Environmentally Sound - Optional muffler ensures pump meets OSHA specifications. Package Description: Cart Mounted Airless Spray Package, Basic Pump Model: AF0430G11XXXX, Heavy-Duty Cart: 67138, Muffler: 67445-1, Suction Hose: 622606-5

ARO Force Piston Pumps 5 Gallon CLX Package - 0.74 GPM to 2.8 GPM (2.8 LPM to 10.5 LPM). When portability is required for light- to medium-viscosity (less than 50,000 cPs) extrusion, our cart-mounted lift with follower plate allows for easy container changeover. Available in Carbon Steel and Stainless Steel construction. Integrated wet cup ensures extended pump life. Reliability - Eliminating downtime, the unbalanced air valve ensures stall-free pump operation. Durability - Hard chrome plated plunger improves abrasion resistance. Versatility - Multiple mounting configurations and materials of construction for your specific application needs. Environmentally Sound - Optional muffler ensures pump meets OSHA specifications. Serviceability - Minimal part count combined with tie-rod construction for simple, efficient repairs. Package Description: Cart Mounted Extrusion Package, Basic Pump Model: AF0443X21XXXX, AF0409A91XXXX, Cart Assembly: 67075-1-B, 67075-B, Follower Plate: 65184X-1, 651840-1

ARO Force Piston Pumps 5 Gallon CMX Package - 1.3 GPM to 1.9 GPM (4.9 LPM to 7.3 LPM). Popular in airless spray applications, these packages feature a high-pressure pump, air control, material filter, and suction hose--all mounted on a heavy duty cart. Adjustable integrated wet cup ensures extended packing seal life. Reliability - Eliminating downtime, the unbalanced air valve ensures stall-free pump operation. Durability - Optional Ultra-Coated (ceramic) Plunger Rod and Tube for superior abrasion resistance. Versatility - Multiple mounting and packing seal options available for your specific application needs. Environmentally Sound - Optional muffler ensures pump meets OSHA specifications. Serviceability - Minimal air motor and fluid section part count ensure simple, efficien repairs. Package Description: Cart Mounted Airless Spray Package, Basic Pump Model: AF0660G11XXXX, AF0645G11XXXX & AF0430G11XXXX, Heavy-Duty Cart: 67138, Muffler: 67445-1 & 67445-2, Suction Hose: 622606-5

ARO Force Piston Pumps 5 Gallon SPX Package - 0.74 GPM to 3.2 GPM (2.8 LPM to 12.3 LPM). Ideal for medium- to heavy-viscosity extrusion, ARO's single post ram with pump, follower plate, and controls allows for easy contianer changeover while providing industry-leading downforce during operation. Integrated wet cup ensures extended pump life. Reliability - Eliminating downtime, the unbalanced air valve ensures stall-free pump operation. Durability - Hard chrome plated plunger improves abrasion resistance. Versatility - Multiple mounting configurations and materials of construction for your specific application needs. Environmentally Sound - Optional muffler ensures pump meets OSHA specifications. Serviceability - Minimal part count combined with tie-rod construction for simple, efficient repairs. Typical Applications - Pumping sealants, adhesives, epoxies, inks, lubricants, urethane, silicone, and caulk. Package Description: 5 Gallon, Single-Post Ram Package, Basic Pump Model: AF0665S11XXXX, AF0646S11XXXX, AF0443X11XXXX, AF0623S11XXXX, AF0430G11XXXX, Single-Post Ram: RM051S-C, Muffler: 67445-1, 67445-2, 5 Gallon Follower Plate

ARO Force Piston Pumps 5 Gallon TPX Package - 0.74 GPM to 3.8 GPM (2.8 LPM to 14.3 LPM). Features a two-post ram, pump, follower plate, and controls designed for high-viscosity applications when maximum downforce is required. Integrated wet cup ensures extended pump life. Reliability - Eliminating downtime, the unbalanced air valve ensures stall-free pump operation. Durability - Hard chrome plated plunger improves abrasion resistance. Versatility - Multiple mounting configurations and materials of construction for your specific application needs. Environmentally Sound - Optional muffler ensures pump meets OSHA specifications. Serviceability - Minimal part count combined with tie-rod construction for simple, efficient repairs. Typical Applications - Pumping sealants, adhesives, epoxies, inks, lubricants, urethane, silicone, and caulk. Package Description: 5 Gallon, Two-Post Ram Package, Basic Pump Model: AF0665S11XXXX, AF0646S11XXXX, AF0844S11XXXX, AF0443S21XXXX, AF0623S11XXXX, AF0423S11XXXX, AF0411G11XXXX, Two-Post Ram: RM052S-C, Muffler: 67445-1, 67445-2, 67445-3, 5 Gallon Follower Plate

ARO Force Piston Pumps Bulk CMX Package - 6.27 GPM (23.7 LPM). Popular in airless spray applications, these packages feature a high-pressure pump, air control, material filter, and suction hose--all mounted on a heavy duty cart. Integrated wet cup ensures extended pump life. Reliability - Eliminating downtime, the unbalanced air valve ensures stall-free pump operation. Durability - Hard chrome plated plunger improves abrasion resistance. Versatility - Multiple packing seal options available for your specific application needs. Environmentally Sound - Optional muffler ensures pump meets OSHA specifications. Serviceability - Minimal part count combined with Tie Rod construction for simple, efficient repairs. Package Description: Cart Mounted Finishing Package, Basic Pump Model: AF1265B11XXXX, Heavy-Duty Cart: 66554-2, Muffler: 67445-5, Suction Hose: 66728

ARO Force Piston Pumps Bulk FMX Package - 1.8 GPM to 12.2 GPM (6.9 LPM to 46.3 LPM). Ideal for fluid transfer from tanks and piping systems, pumps come with a floor-mountable stand to connect to piping. Integrated wet cup ensures extended pump life. Reliability - Eliminating downtime, the unbalanced air valve ensures stall-free pump operation. Durability - Hard chrome plated plunger improves abrasion resistance. Versatility - Multiple mounting configurations and materials of construction for your specific application needs. Environmentally Sound - Optional muffler ensures pump meets OSHA specifications. Serviceability - Minimal part count combined with tie-rod construction for simple, efficient repairs. Typical Applications - Pumping sealants, adhesives, epoxies, inks, lubricants, urethane, silicone, and caulk. Package Description: Bulk Extrusion Package, Basic Pump Model: AF0646S11XXXX, AF0813S11XXXX, Floor Mount and Hose Kit: 651815-6, 651816-6, Muffler: 67445-2, 67445-3

ARO Force Pneumatic Driven Chop Check Piston Pumps - The heavy hitters of the line, ARO Force chop check pumps are designed to move medium- to high-viscosity fluids ranging from 15,000 to more than 1,000,000 cPs, and at delivery rates up to 12.2 gpm (46.3 L/min).

ARO Force Pneumatic Driven Two Ball Piston Pumps - ARO Force 4-ball piston pumps are designed to transfer high volumes of low- and medium-viscosity fluids up to 12,500 cPs with fluid delivery up to 32.8 gpm (124 L/min), depending on the application. A common use involves circulating fluid from the original container, to the point of use, and then back.

ARO Force Pneumatic Driven Two Ball Piston Pumps - ARO Force 2-ball pumps are among the most versatile in the ARO Force line. They are capable of handling applications from simple transfer to the extrusion of low- to medium-viscosity materials up to 100,000 centipoise (cPs) with fluid delivery up to 18.1 gpm (68.6 L/min).

ARO Hydraulic Driven Chop Check Piston Pumps - Chop-check (extrusion) pumps are most frequently utilized in the most difficult of applications, as they are designed to move medium to high viscosity fluids (15,000 to 1,000,000+ cPs) such as caulking, heavy lubricants, mastics, sealers, and inks. ARO extrusion pumps are available in a wide variety of materials of construction to accommodate your pumping needs.

ARO Hydraulic Driven Four Ball Piston Pumps - Four-ball piston pumps are perfect for higher volume and recirculation applications involving low viscosity fluids (0 – 5,000 cPs). ARO four-ball pumps are constructed of stainless steel and are available in a wide range of packing materials to maximize fluid compatibility. Additionally, the plunger rod and cylinder tube are ceramic coated to fight the effects of abrasion and scoring.

ARO Hydraulic Driven Two Ball Piston Pumps - Two-ball piston pumps are the most versatile type of piston pump capable of transferring a wide range of low to medium viscosity fluids (0 - 25,000 cPs). ARO two-ball pumps can provide up to 6000 psi fluid pressure and are available in a wide range of packing options to accommodate an array of chemical compatibilities.

ARO Piston Pump Parts and Accessories - ARO offers an extensive array of piston pump accessories which are a simple, cost-effective way to run your extrusion or finishing application with precise efficiency and accuracy.

Air and Fluid Accessories
Ingersoll Rand / ARO offers a comprehensive array of air filters, regulators, and air line accessories that provide the perfect measure of protection and precision to your pump. Ask your distributor to size one for your application today.

Fluid Inlet/Outlet
Either upstream or downstream, ARO offers a variety of accessories to facilitate the transfer of fluid, reduce pulsation, and enhance your application.

Service Kits
ARO offers a complete line of Tune-Up kits to keep your pump operating at peak efficiency, maximizing its life span.

Mounting
ARO Mounting Accessories ensure the stability of your pump via fixed mounting or mobile to provide complete flexibility.

Controls
ARO Control Accessories help the user to fine tune the operation of the pump through sensing, actuation, and controlling the supply of air or fluid.