The GRACO 651964 Husky 1050S-E is a stainless steel air-operated double diaphragm pump designed for industrial applications. It features a PTFE ball and PO diaphragm, offering robust construction for handling a wide range of fluids including chemicals, oils, and water. This pump is engineered for reliability and ease of maintenance in demanding environments.
Key Features:
Air-Operated Double Diaphragm Pump
1050S-E, 1" (25.4 mm) NPT
Stainless Steel (SS) center section, PTFE ball, PO diaphragm
50 GPM (189 LPM)
Maximum fluid working pressure: 125 psi (8.6 bar, 0.86 MPa)
Industrial fluids, chemicals, oils, water, wastewater transfer
Bolted design for even sealing and easy maintenance
High reliability and long service life
Handles solids up to 1/8" (3.2 mm)
Maximum cycle rate: 280 CPM
Maximum suction lift: 16 ft (4.9 m) dry, 29 ft (8.8 m) wet
Air inlet: 1/2" Female NPT
Fluid inlet/outlet: 1" Female NPT
Applications: Industrial fluid transfer, chemical processing, oil and lubricant handling, wastewater transfer, and other demanding environments where robust, reliable pumping is required.
Installation Notes:
Using genuine GRACO parts ensures optimal performance, reliability, and safety. Non-genuine parts may compromise pump integrity and void warranties.
Ensure proper alignment of inlet and outlet connections
Use appropriate thread sealant for NPT connections
Check air supply for correct pressure and cleanliness
Inspect diaphragms and balls for wear during installation and maintenance
Follow GRACO’s recommended maintenance schedule for best results
Get Account Level Pricing!
Contact us to set up your account and access exclusive rates now!