The GRACO 651323 is an air-operated double diaphragm pump designed for industrial fluid transfer. It features a conductive polypropylene (PP) center section, stainless steel (SS) seats, PTFE balls, and a PTFE diaphragm, making it suitable for handling a wide range of chemicals and fluids. This pump is intended for reliable, leak-resistant transfer of liquids in demanding environments.

Key Features:

• Air-operated double diaphragm pump
• Husky 1050 SS, 1 in. (25.4 mm) BSPT
• Conductive polypropylene center section, stainless steel seats, PTFE balls, PTFE diaphragm
• Maximum free flow delivery: 50 gpm (189 lpm)
• Maximum fluid working pressure: 125 psi (8.6 bar, 0.86 MPa)
• Compatible with a wide range of industrial fluids including fuels, chemicals, and water-based solutions
• UL listed (as per Husky 1050 series standards)
• 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 industrial use
• Suitable for handling solids up to 1/8 in. (3.2 mm) in size
• Maximum pump speed: 280 cycles per minute
• Maximum suction lift: 16 ft (4.9 m) dry, 29 ft (8.8 m) wet

Applications:
Industrial fluid transfer, including fuels, chemicals, detergents, motor oil, hydraulic fluid, cutting oil, and water/wastewater transfer. Suitable for use in mining, agriculture, manufacturing, and other heavy-duty environments.

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 (1 in. BSPT threads)
• Use appropriate thread sealant for leak-free installation
• Check air supply for correct pressure and cleanliness
• Inspect diaphragms and balls for wear before installation
• Follow manufacturer’s torque specifications for all connections
• Regularly inspect and maintain seals and diaphragms to prevent leaks and ensure long service life