The GRACO DU2966 Husky 1590 is an air-operated double diaphragm pump constructed with a polypropylene body, aluminum center section, polypropylene seats, and Santoprene balls and diaphragm. It is designed for high-flow, reliable fluid transfer in demanding industrial environments, offering robust performance and chemical resistance.

Key Features:

• Air-operated double diaphragm pump
• Husky 1590, 1-1/2" NPT
• Polypropylene body, aluminum center section, polypropylene seats, Santoprene balls and diaphragm
• Maximum flow rate: 100 gpm (378.5 lpm)
• Maximum discharge pressure: 120 psi (8.4 bar, 0.84 MPa)
• Compatible with a wide range of industrial fluids, especially those requiring chemical resistance
• Patented, high-reliability closed center air valve
• Online serviceable air valve
• Epoxy-coated air section for tough environmental conditions
• Lube-free operation
• Externally accessible air valve for easy maintenance
• Up to 5 times longer diaphragm life compared to peers
• Fewer parts than industry peers

Applications:
Ideal for transferring aggressive chemicals, slurries, and abrasive fluids in industries such as mining, agriculture, chemical processing, and manufacturing.

Installation Notes:

• Using genuine GRACO parts ensures optimal performance, reliability, and safety, and maintains warranty coverage.
• Ensure proper alignment and secure mounting
• Use appropriate thread sealant for NPT connections
• Check air supply for correct pressure and cleanliness
• Inspect diaphragms and seats regularly for wear
• Follow manufacturer’s guidelines for maintenance intervals