Graco D31311 Husky 307 Series Air Operated Double Diaphragm Pump, Model 307AC-PP01AAC3SSPTPTPT. 3/8" NPTF Connections, 7.5 GPM Maximum Flow. Acetal Fluid Section, Polypropylene Center Section, Acetal Fluid Cover, Polypropylene Air Valve / 316SS Seats / PTFE O-Rings, PTFE Balls, PTFE Diaphragms.
Repair and maintenance parts for the D31311. Check the parts list below and order genuine GRACO repair parts from PumpCatalog.
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