21BF2J4E9

Goulds 21BF2J4E9 3656 M&L Series Centrifugal Pump, Size 2 1/2 x 3-9, Bronze Fitted, Close Coupled, 5 HP, 115/230 Volt, 60 hz, Single Phase, Mechanical Seal, TEFC - Totally Enclosed Fan Cooled Motor, 1750 RPM, 8.9375" (8 15/16") Impeller Diameter, Packed Box Design

Brand: Goulds Water Technology

Series:

3656 / 3756 M&L

Item: 21BF2J4E9

Retail Price: $9,151.10

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Overview

Literature & Manuals

Find the manuals, product sheets and all the information you need

Type	Title	Link
Brochures	Goulds 3657 / 3757 M&L Model Technical Brochure & Performance Curves	View
Installation & Operation Manuals	Goulds 3657/3757 M&L Installation, Operation & Maintenance Instruction Manual	View
Parts Breakdowns	Goulds 3656 /3756 M & L Group Repair Parts	View

Series Information

3656 / 3756 M&L Information

Features & Benefits
Goulds Water Technology 3656 / 3756 M&L Pumps are designed for an array or applications and have several features and benefits. • The model 3656 offers close coupled design for space saving and simplified maintenance. • The model 3756 offers a bearing frame mounted design for flexibility of installation and drive arrangements. • SAE drive sizes 1 through 5 available on all M and L sizes. • Back pull-out to reduce maintenance down time. • Available in packed stuffing box design with Teflon™ impregnated packing, split Teflon lantern ring, tapped flush connection and 2 piece investment cast interlocking gland, all standard. • Available in all iron or bronze fitted construction for application versatility. • Replaceable wearing components include stainless steel shaft sleeve and casing and hub wear rings to maintain peak efficiency. • 125 Class ANSI flange suction/discharge connections and casing rotation for piping connection versatility. • NPT threaded connections are supplied on 1½ x 2 – 10 and 2½ x 3 – 8 models. • Optional rigid carbon steel bedplate, sheet metal coupling guard and T. B. Woods spacer coupling for 3756 models. • Standard NEMA motor frame, JM shaft extension (mechanical seal) JP shaft extension (packed box), C face mounting, single phase or three phase, 3500 or 1750 RPM for 60 Hz, 2900 or 1450 RPM for 50 Hz. Open drip-proof and totally enclosed fan cooled. • Optional explosion proof and high efficiency motors are available. • Optional casing rotation available - 3" (suction) and smaller can be rotated every 90º, 4" and larger can be rotated every 45º.
General Description
3656 / 3756 M&L Group Pumps are Cast Iron, Bronze Fitted End Suction Flanged Centrifugal Pumps
Enclosed Impeller
Enclosed impeller design, dynamic balancing and renewable wear rings reduce losses affecting performance and pump life.
Mechanical Shaft Seal Information
Standard Type 21 mechanical seal for both reliability and availability. Carbon/ceramic/BUNA standard, with other faces and elastomers available.
Motor Information
NEMA standard JM frame for 3656 or T-frame for 3756 mechanical seal, JP or T-frame for packed box. Open drip proof, totally enclosed fan cooled and explosion proof enclosures available. Single phase (115/230V), 2-5 HP and three phase (208-230/460 V) 2-150 HP available at 1750 or 3500 RPM.
Direction of Rotation
Clockwise viewed from motor end.

Related Products and Parts

Popular Series

Series associated to this product and brand

21BF2J4E9

Type

Title

Link

Goulds 3657 / 3757 M&L Model Technical Brochure & Performance Curves

View

Goulds 3657/3757 M&L Installation, Operation & Maintenance Instruction Manual

View

Goulds 3656 /3756 M & L Group Repair Parts

View

Features & Benefits

Goulds Water Technology 3656 / 3756 M&L Pumps are designed for an array or applications and have several features and benefits.
• The model 3656 offers close coupled design for space saving and simplified maintenance.
• The model 3756 offers a bearing frame mounted design for flexibility of installation and drive arrangements.
• SAE drive sizes 1 through 5 available on all M and L sizes.
• Back pull-out to reduce maintenance down time.
• Available in packed stuffing box design with Teflon™ impregnated packing, split Teflon lantern ring, tapped flush connection and 2 piece investment cast interlocking gland, all standard.
• Available in all iron or bronze fitted construction for application versatility.
• Replaceable wearing components include stainless steel shaft sleeve and casing and hub wear rings to maintain peak efficiency.
• 125 Class ANSI flange suction/discharge connections and casing rotation for piping connection versatility.
• NPT threaded connections are supplied on 1½ x 2 – 10 and 2½ x 3 – 8 models.
• Optional rigid carbon steel bedplate, sheet metal coupling guard and T. B. Woods spacer coupling for 3756 models.
• Standard NEMA motor frame, JM shaft extension (mechanical seal) JP shaft extension (packed box), C face mounting, single phase or three phase, 3500 or 1750 RPM for 60 Hz, 2900 or 1450 RPM for 50 Hz. Open drip-proof and totally enclosed fan cooled.
• Optional explosion proof and high efficiency motors are available.
• Optional casing rotation available - 3" (suction) and smaller can be rotated every 90º, 4" and larger can be rotated every 45º.

General Description

3656 / 3756 M&L Group Pumps are Cast Iron, Bronze Fitted End Suction Flanged Centrifugal Pumps

Enclosed Impeller

Enclosed impeller design, dynamic balancing and renewable wear rings reduce losses affecting performance and pump life.

Mechanical Shaft Seal Information

Standard Type 21 mechanical seal for both reliability and availability. Carbon/ceramic/BUNA standard, with other faces and elastomers available.

Motor Information

NEMA standard JM frame for 3656 or T-frame for 3756 mechanical seal, JP or T-frame for packed box. Open drip proof, totally enclosed fan cooled and explosion proof enclosures available. Single phase (115/230V), 2-5 HP and three phase (208-230/460 V) 2-150 HP available at 1750 or 3500 RPM.

Direction of Rotation

Clockwise viewed from motor end.