The GRACO Husky 515 is an air-operated double diaphragm pump with a polypropylene fluid section, polypropylene center section, and polypropylene seats. It is designed for reliable, leak-free transfer of a wide range of fluids, including those with small solids, in industrial and maintenance applications. The pump features Buna-N balls and Buna-N diaphragm (note: most standard listings specify Santoprene® for balls and diaphragm, but this specific part number may use Buna-N as per your description).

Key Features:

• Air-operated double diaphragm pump
• Husky 515, 1/2 inch NPT ports
• Polypropylene fluid section, polypropylene center section, polypropylene seats, Buna-N balls, Buna-N diaphragm
• Maximum free flow delivery: 15 gpm (57 lpm)
• Maximum fluid working pressure: 100 psi (7 bar, 0.7 MPa)
• Compatible with a wide range of industrial fluids, including those with small solids up to 0.09 in (2.5 mm)
• ATEX, CE (for some models; check specific part number for certification status)
• Stall-free, low pulsation air valve for smooth operation
• Bolt-through fluid cover design for leak prevention and higher reliability
• No mechanical seals to cause fluid leaks or failures
• Runs quietly at less than 85 dBa
• Easy-to-service air valve and ball checks
• Operates on as little as 20 psi air pressure

Applications:
Ideal for fluid transfer in industrial, maintenance, and lubrication applications. Suitable for handling fluids with small solids, making it versatile for use in mining, agriculture, and general industry.

Installation Notes:

• Using genuine GRACO parts ensures optimal performance, reliability, and safety. Non-genuine parts may compromise pump integrity and void warranties.
• Ensure all connections are tight and leak-free before operation
• Follow manufacturer guidelines for air supply and pressure settings
• Regularly inspect and maintain diaphragms, balls, and seats for wear
• Use appropriate tools and safety equipment during installation and maintenance