The GRACO Husky 1590 is an air-operated double diaphragm pump designed for high flow and tough environmental conditions. This model features an aluminum center section, Santoprene with FKM seal seats, stainless steel seats, Buna-N balls, and a Buna-N diaphragm. It is intended for transferring a wide range of fluids in industrial applications, including those with abrasive or corrosive properties.

Key Features:

• Air-operated double diaphragm pump
• Husky 1590, 1-1/2" BSP
• Aluminum center section, Santoprene with FKM seal seats, stainless steel seats, Buna-N balls, Buna-N diaphragm
• 100 gpm (378.5 lpm)
• 120 psi (8.4 bar, 0.84 MPa)
• Compatible with a wide range of industrial fluids, including abrasive and corrosive liquids
• ATEX, CE (for some models; check specific part number for certification status)
• High-reliability closed center air valve
• Epoxy-coated air section for tough environments
• Lube-free operation
• Easy-to-service air valve and ball checks
• Compact, portable size

Applications:
Industrial fluid transfer, including mining, agriculture, chemical processing, and general manufacturing. Suitable for handling abrasive, corrosive, or viscous fluids.

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 ports
• Use appropriate thread sealant for BSP connections
• Check for leaks after installation
• Follow manufacturer’s torque specifications for bolted connections
• Regularly inspect and maintain air valve and diaphragm for optimal performance
• Regularly check and replace diaphragms and balls as needed
• Inspect seals and seats for wear
• Keep air supply clean and dry
• Follow recommended service intervals in the manual