The GRACO 651307 Husky 1050 SS is an air-operated double diaphragm pump designed for industrial fluid transfer. It features a conductive polypropylene (PP) center section, stainless steel (SS) seats, PTFE balls, and a polyolefin (PO) diaphragm. This pump is engineered for reliable, leak-free transfer of a wide range of fluids, including water, antifreeze, detergents, oils, and more, within GRACO equipment and compatible systems.
Key Features:
Air-Operated Double Diaphragm Pump
Husky 1050, 1 in. (25.4 mm) NPT
Conductive PP center section, SS seats, PTFE balls, PO diaphragm
Maximum free flow delivery: 50 gpm (189 lpm)
Maximum fluid working pressure: 125 psi (8.6 bar, 0.86 MPa)
Compatible with water, antifreeze, detergents, motor oil, hydraulic fluid, cutting oil, wastewater, and more
UL listed (for some configurations; confirm for this specific part number)
Stall-free, low pulsation air valve for smooth and rapid changeover
One-piece center section eliminates leaks and reduces maintenance
Modular air valve for easy service
Four bolt joint design for even sealing pressure and leak-free operation
Up to 5x longer diaphragm life for less maintenance and downtime
Applications: Industrial fluid transfer, including water, antifreeze, detergents, oils, hydraulic fluids, cutting oils, and wastewater. Suitable for mining, agriculture, manufacturing, and maintenance operations.
Installation Notes:
Using genuine GRACO parts ensures optimal performance, reliability, and safety. Non-genuine parts may compromise pump efficiency and longevity.
Ensure all connections are tight and properly sealed to prevent leaks
Use compatible fittings and hoses rated for the intended fluid and pressure
Follow manufacturer guidelines for air supply and fluid compatibility
Regularly inspect diaphragms and seals for wear and replace as needed
Consult the manual for specific installation and maintenance procedures
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