The GRACO D51275 Husky 515 is an air-operated double diaphragm pump featuring a polypropylene center section, acetal seats, Buna-N balls, and a TPE diaphragm. It is designed for reliable, leak-free transfer of a wide range of fluids in industrial applications.

Key Features:

• Air-Operated Double Diaphragm Pump
• Husky 515, 1/2" NPT
• Polypropylene center section, acetal seats, Buna-N balls, TPE diaphragm
• Up to 15 GPM (maximum free flow delivery)
• 100 psi (7 bar, 0.7 MPa) maximum fluid working pressure
• Antifreeze, detergents, resin, polymers, motor oil, gear oil, hydraulic fluid, automatic transmission fluid, cutting oil, water
• No mechanical seals to prevent fluid leaks or failures
• Center and end porting options
• Easy-to-service air valve and ball checks
• Reliable air valve for years of dependable performance
• Runs quietly at less than 85 dBa with remote muffler capability
• Stall-free low pulsation air valve for smooth operation
• Bolt-through fluid cover design for leak elimination and safety

Applications:
Industrial fluid transfer, including chemicals, oils, detergents, resins, and water/wastewater treatment

Installation Notes:

• Using genuine GRACO parts ensures optimal performance, reliability, and safety, and maintains warranty coverage.
• Ensure proper alignment and secure mounting
• Use appropriate fittings and hoses for the intended fluid and pressure
• Follow manufacturer guidelines for air supply and exhaust
• Regularly inspect and maintain air valve, ball checks, and diaphragms for optimal performance