The GRACO Husky 515 is a 1/2" NPT air-operated double diaphragm pump with a polypropylene center section, polypropylene seats, PTFE balls, and PTFE diaphragm. It is designed for reliable, leak-free transfer of a wide range of industrial fluids, including antifreeze, detergents, resins, oils, and water, making it suitable for demanding industrial environments.

Key Features:

• Air-operated double diaphragm pump
• Husky 515, 1/2" NPT
• Polypropylene center section, polypropylene seats, PTFE balls, PTFE diaphragm
• Up to 15 gpm (56.7 lpm)
• Operates on as little as 20 psi (1.4 bar, 0.14 MPa)
• Antifreeze, detergents, resin, polymers, motor oil, grease & oil, hydraulic fluid, transmission fluid, cutting oil, water, wastewater treatment, ink
• Stall-free low pulsation air valve for smooth and rapid changeover
• Bolt-through fluid cover design eliminates leaks and enhances safety
• No mechanical seals to cause fluid leaks or failures
• Runs quietly at less than 85 dBa with remote muffler capability
• Easy-to-service air valve and ball checks
• Split manifold option to pump multiple fluids without mixing
• Reliable air valve for years of dependable performance

Applications:
Industrial fluid transfer, including antifreeze, detergents, resins, oils, hydraulic fluids, transmission fluids, cutting oils, water, wastewater treatment, and ink.

Installation Notes:

• Always use genuine GRACO parts and accessories to ensure safety, reliability, and warranty compliance.
• Use a compatible, liquid thread sealant on all male threads and tighten all connections firmly to avoid air or fluid leaks.
• Check and retorque all external fasteners before first use and after the first day of operation; retorque every two months as a general guideline.
• Ensure the mounting surface can support the weight of the pump, hoses, and accessories, as well as the stress caused during operation.
• Refer to the equipment manual for detailed installation and maintenance instructions.