The GRACO Husky 1590 S/S AODD (Air-Operated Double Diaphragm) Metal Pump is a robust, positive displacement pump designed for demanding fluid transfer applications. It features a stainless steel (S/S) construction with a 316 stainless steel seat, 440C stainless steel ball, and PTFE diaphragm, paired with an aluminum air motor and standard air valve. This pump is engineered for reliability and durability in industrial environments, suitable for handling aggressive or corrosive fluids.

Key Features:

• Air-Operated Double Diaphragm (AODD) Pump
• Husky 1590 (1.5-inch port size)
• Stainless steel (316 S/S seat, 440C S/S ball), PTFE diaphragm, aluminum air motor
• Up to 379 L/min (100 gpm)
• Up to 120 psi (8.4 bar, 0.84 MPa)
• Compatible with aggressive, corrosive, or abrasive fluids; suitable for industrial, mining, and agricultural applications
• Patented, high-reliability closed center air valve (online serviceable)
• Epoxy-coated air section for tough environments
• Lube-free operation
• Easy-to-service air valve and ball checks
• Compact, portable design

Applications:
Industrial fluid transfer, chemical processing, mining, agriculture, and other demanding environments requiring robust, corrosion-resistant pumping solutions.

Installation Notes:

• Using genuine GRACO parts ensures optimal performance, reliability, and safety. Non-genuine parts may compromise pump integrity and void warranties.
• Ensure all pressure is relieved before installation or maintenance
• Use appropriate tools (Torx T20 screwdriver or 7 mm socket wrench, needle-nose pliers, O-ring pick)
• Follow torque specifications for assembly
• Inspect and replace O-rings and gaskets as needed
• Lubricate with lithium base grease (e.g., Lubriplate 630AA or equivalent) where specified
• Regularly inspect diaphragms, balls, and seats for wear or damage
• Clean and maintain air valve components
• Use only recommended replacement parts and lubricants
• Refer to the GRACO Husky 1590 manual for detailed maintenance procedures