The GRACO Husky 1050 Polypropylene Pump is a robust, air-operated double diaphragm pump designed for fluid transfer applications. The specific configuration referenced (650105) features a polypropylene fluid section, 120V compressor with BLDC motor, center flange mounting, aluminum center section, stainless steel seats and balls, and PTFE/Santoprene diaphragms. It is engineered for reliable, professional use in industrial environments.

Key Features:

• Pneumatic Diaphragm Pump
• Husky 1050, 1-inch
• Polypropylene fluid section, aluminum center section, stainless steel seats and balls, PTFE/Santoprene diaphragms
• Maximum free flow delivery: 50 gpm (189 lpm) for metal pumps; for polypropylene, flow rate may be similar but not explicitly specified in available documentation
• Maximum fluid working pressure: 125 psi (8.6 bar, 0.86 MPa) for metal pumps; for polypropylene, pressure handling may be similar but not explicitly specified in available documentation
• Designed for use with a wide range of fluids including water, antifreeze, and fuel; compatible with GRACO Husky 1050 series equipment
• UL listed; ATEX certification available for certain models (dependent on configuration and fluid temperature)
• Stall-free, low pulsation air valve for smooth and rapid changeover
• Modular air valve for easy maintenance
• Reliable, robust construction for industrial environments
• Ease of maintenance and replacement of parts

Applications:
Industrial fluid transfer, including water, antifreeze, and fuel; suitable for vehicle service, mining, agriculture, and other demanding environments

Installation Notes:

• Using genuine GRACO parts ensures optimal performance, safety, and longevity of the equipment. Non-genuine parts may compromise reliability and void warranties.
• Ensure all connections are secure and leak-free before operation
• Follow all safety instructions provided in the manual
• Use appropriate mounting hardware for center flange installation
• Regularly inspect diaphragms, seats, and balls for wear and replace as needed
• Regularly check for leaks and wear
• Replace diaphragms and seals according to manufacturer recommendations
• Keep air supply clean and dry to prevent contamination
• Store pump in a clean, dry environment when not in use