The GRACO 651005 is a stainless steel air-operated double diaphragm pump with a 1 inch (25.4 mm) NPT inlet/outlet, designed for industrial fluid transfer. It features a stainless steel fluid section, aluminum center section, stainless steel seats and balls, and a PTFE overmolded diaphragm. This pump is engineered for reliable, low-maintenance operation in demanding environments.

Key Features:

• Air-operated double diaphragm pump
• Husky 1050, 1 inch (25.4 mm) NPT
• Stainless steel fluid section, aluminum center section, stainless steel seats and balls, PTFE overmolded diaphragm
• 50 gpm (189 lpm)
• 125 psi (8.6 bar, 0.86 MPa)
• Industrial fluids such as water, wastewater, detergents, oils, and more
• ATEX
• Stall-free, low pulsation air valve for smooth and rapid changeover
• One-piece center section eliminates leaks and reduces maintenance
• Reliable, robust construction for demanding environments
• Easy to maintain and service

Applications:
Industrial fluid transfer, including water, wastewater, detergents, oils, and other compatible fluids. 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 proper alignment of inlet and outlet connections
• Use appropriate thread sealant for NPT connections
• Check for leaks after installation
• Follow manufacturer guidelines for air supply and pressure settings
• Regularly inspect diaphragms and seals for wear
• Periodically check and replace diaphragms and seals as needed
• Inspect air valve and center section for leaks or damage
• Keep pump clean and free of debris
• Use only recommended lubricants and replacement parts