The GRACO 651040 is a stainless steel (SS) air-operated double diaphragm pump with a 1 in. (25.4 mm) BSPT connection, featuring an aluminum center section, GE seats, GE balls, and a GE diaphragm. It is designed for industrial fluid transfer applications, offering robust performance and compatibility with a wide range of fluids.

Key Features:

• Air-operated double diaphragm pump
• Husky 1050 SS, 1 in. (25.4 mm) BSPT
• Stainless steel (SS) with aluminum center section, GE seats, GE balls, GE diaphragm
• 50 gpm (189 lpm)
• 125 psi (8.6 bar, 0.86 MPa)
• Industrial fluids, compatible with various chemicals and abrasives
• Stall-free, low pulsation air valve for smooth operation
• One-piece center section reduces leaks and maintenance
• Up to 5x longer diaphragm life for less downtime
• Modular air valve for easy maintenance
• Handles solids up to 1/8 in. (3.2 mm)

Applications:
Industrial fluid transfer, chemical processing, mining, agriculture, and other sectors requiring reliable, robust pumping solutions.

Installation Notes:

• Using genuine GRACO parts ensures optimal performance, reliability, and safety. Non-genuine parts may compromise pump efficiency and longevity.
• Ensure proper alignment and secure mounting of the pump
• Use appropriate thread sealant for BSPT connections
• Check air supply for correct pressure and cleanliness
• Inspect diaphragms and seals regularly for wear and replace as needed
• Follow GRACO’s recommended maintenance schedule