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The GRACO DF3777 is an air-operated double diaphragm pump designed for industrial fluid transfer
Perform routine checks on diaphragm and ball condition
notably used as the throat bearing in Series D and earlier 207550 pump models
particularly in 1500cc sealed 4-ball lower assemblies for industrial and maintenance applications
Suitable for centralized lubrication systems in large machinery and fleets
GRACO PR70 Piston, S, 320, UHMWPE - (SKU: LCA320) The GRACO DF3777 is anThe GRACO PR70 Piston, S, 320, UHMWPE is a precision engineered piston designed for use in GRACO PR70 series metering and dispensing pumps. It is constructed from Ultra High Molecular Weight Polyethylene (UHMWPE), a material chosen for its exceptional wear resistance, low friction, and chemical resistance. This piston is essential for creating pressure and facilitating the movement of fluids within the pump, ensuring reliable and efficient operation
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