The GRACO Husky 1590 is a robust, air-operated double diaphragm pump designed for industrial fluid transfer. This specific model features a 316 stainless steel fluid section, aluminum air motor, standard air valve, and Geolast ball and diaphragm materials, making it suitable for handling a wide range of fluids including chemicals, oils, and wastewater.

Key Features:

• Air-Operated Double Diaphragm Pump
• Husky 1590, 1-1/2" (38.1 mm) port size
• 316 Stainless Steel fluid section, Aluminum air motor, Geolast ball and diaphragm
• 100 gpm (378.5 lpm)
• 120 psi (8.4 bar, 0.84 MPa)
• Compatible with asphalt sealer, antifreeze, detergents, motor oil, hydraulic fluid, cutting oil, water, and wastewater transfer
• Patented, high-reliability closed center air valve
• Online serviceable air valve and ball checks
• Epoxy-coated air section for tough environmental conditions
• Lube-free operation
• Compact, portable size
• Easy-to-service design

Applications:
Industrial fluid transfer, chemical processing, oil and lubricant handling, wastewater management, 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 of inlet and outlet connections (1-1/2" NPT or BSP or ANSI-Flange)
• Check for correct air supply (125 scfm recommended)
• Inspect diaphragms and balls for wear before installation
• Follow manufacturer’s torque specifications for all threaded connections
• Regularly inspect and maintain air valve and ball checks for optimal performance
• Use only compatible fluids as specified by GRACO
• Avoid running the pump dry to prevent diaphragm damage
• Perform routine maintenance as outlined in the manual
• Store spare diaphragms and balls for quick replacement