The GRACO D51288 Husky 515 is an air-operated double diaphragm pump featuring a polypropylene (PP) center section, acetal (AC) seats, fluoroelastomer (FKM) balls, and FKM diaphragm. It is designed for reliable, leak-resistant transfer of a wide range of fluids, including corrosive and abrasive liquids, in industrial and maintenance applications.

Key Features:

• Air-operated double diaphragm pump
• Husky 515, 1/2 in NPT
• Polypropylene (PP) center section, Acetal (AC) seats, FKM (fluoroelastomer) balls & 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 corrosive and abrasive liquids
• Stall-free low pulsation air valve for smooth and rapid changeover
• Bolt-through fluid cover design for leak elimination and higher reliability
• Rugged construction for corrosion resistance and long life
• Easy maintenance and high reliability
• Maximum pump speed: 400 cpm
• Maximum suction lift: 15 ft (4.5 m) dry
• Maximum size pumpable solids: 0.09 in (2.5 mm)

Applications:
Ideal for transferring chemicals, solvents, paints, coatings, and other industrial fluids in manufacturing, maintenance, and lubrication systems. Suitable for use in mining, agriculture, and other demanding environments.

Installation Notes:

• Using genuine GRACO parts ensures optimal performance, safety, and longevity of the pump system.
• Ensure all connections are tight and leak-free before operation
• Follow manufacturer guidelines for air supply and fluid compatibility
• Regularly inspect and maintain diaphragms, balls, and seals for wear
• Use appropriate personal protective equipment during installation and maintenance