The GRACO Husky 1590 is a 1-1/2" NPT air-operated double diaphragm pump constructed with a polypropylene fluid section, aluminum center section, Buna-N seats, PTFE balls, and PTFE diaphragm. It is designed for high-flow, reliable transfer of a wide range of industrial fluids, including aggressive chemicals, water, and wastewater, in demanding environments.

Key Features:

• Air-operated double diaphragm pump
• Husky 1590, 1-1/2" NPT
• Polypropylene fluid section, aluminum center section, Buna-N seats, PTFE balls, PTFE diaphragm
• 100 gpm (378.5 lpm)
• 120 psi (8.4 bar, 0.84 MPa)
• Compatible with a wide range of industrial fluids including aggressive chemicals, water, wastewater, detergents, antifreeze, motor oil, hydraulic fluid, and cutting oil
• High-reliability closed center air valve (online serviceable)
• Epoxy-coated air section for tough environmental conditions
• Lube-free operation
• Easy-to-service air valve and ball checks
• Compact, portable size

Applications:
Industrial fluid transfer, chemical processing, water and wastewater transfer, lubrication systems, and general industrial pumping applications

Installation Notes:

• Using genuine GRACO parts ensures optimal performance, reliability, and compatibility with existing equipment, reducing downtime and maintenance costs.
• Ensure proper alignment and secure mounting of the pump
• Use appropriate thread sealant for NPT connections
• Check for leaks after installation
• Follow manufacturer’s guidelines for air supply and fluid compatibility
• Regularly inspect and maintain diaphragms, balls, and seats for wear