The GRACO Husky 1590 is a high-flow, air-operated double diaphragm pump constructed with a polypropylene fluid section, aluminum center section, PVDF seats, and flouroelastomer (FKM) balls and diaphragms. It is designed for industrial fluid transfer applications, including handling abrasive, corrosive, or viscous liquids.

Key Features:

• Air-operated double diaphragm pump
• Husky 1590, 1-1/2" NPT
• Polypropylene fluid section, aluminum center section, PVDF seats, flouroelastomer (FKM) balls and diaphragms
• 100 gpm (378.5 lpm)
• 120 psi (8.4 bar, 0.84 MPa)
• Industrial fluids, including abrasive, corrosive, or viscous liquids
• High-reliability closed center air valve (online serviceable)
• Epoxy-coated air section for tough environments
• Lube-free operation
• Compact, portable size
• Easy-to-service air valve and ball checks
• Available in multiple materials for varied applications

Applications:
Industrial fluid transfer, wastewater, chemical processing, mining, agriculture, and other demanding environments where robust, reliable pumping is required.

Installation Notes:

• Using genuine GRACO parts ensures optimal performance, reliability, and safety. Non-genuine parts may compromise pump efficiency and longevity.
• Ensure proper alignment of inlet and outlet connections (1-1/2" NPT or ANSI flange)
• Use appropriate thread sealant for NPT connections
• Check air supply for correct pressure and cleanliness
• Inspect diaphragms and balls for wear before installation
• Follow GRACO’s recommended maintenance schedule for best results