The GRACO 647684 Husky 1050 is an air-operated double diaphragm pump featuring a standard aluminum center section, Geolast seats, Geolast balls, and a Geolast diaphragm. It is designed for reliable, low-maintenance transfer of fluids such as water, antifreeze, and fuel in industrial and vehicle service applications.
Key Features:
Air-operated double diaphragm pump
Husky 1050, 1" NPT
Standard aluminum center section, Geolast seats, Geolast balls, Geolast diaphragm
Maximum free flow delivery: 50 gpm (189 lpm); Maximum pump speed: 280 cpm; Displacement per cycle: 0.17 gal (0.64 liters)
Maximum fluid working pressure: 125 psi (8.6 bar, 0.86 MPa); Maximum air pressure: 50 psi (0.35 MPa) (varies by configuration)
For use with water, antifreeze, fuel, and compatible industrial fluids
UL listed
Stall-free, low pulsation air valve for smooth and rapid changeover
One-piece center section eliminates leaks and reduces maintenance
Four bolt joint design for even sealing pressure and leak-free operation
Modular air valve for easy maintenance
Up to 5x longer diaphragm life for less downtime
Multiple ports for installation flexibility
Optional DataTrak™ for runaway protection and material usage tracking
Optional pulse output for cycle count capability
Applications: Industrial fluid transfer, vehicle service (fuel, antifreeze, water), mining, agriculture, and other sectors requiring robust, low-maintenance fluid handling
Installation Notes:
Using genuine GRACO parts ensures optimal performance, reliability, and compatibility with existing equipment, reducing the risk of leaks and downtime.
Ensure all connections are tight and properly sealed to prevent leaks
Follow manufacturer guidelines for air supply and fluid compatibility
Regularly inspect diaphragms and seals for wear and replace as needed
Use recommended tools and torque settings for assembly and maintenance
Consult the manual for specific installation and maintenance procedures
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