The GRACO DBR311 Husky 1590 SS is a high-performance, air-operated double diaphragm (AODD) metal pump designed for industrial fluid transfer applications. It features a stainless steel (316 SS) seat and an aluminum air motor, making it suitable for handling a wide range of fluids in demanding environments. This pump is engineered for reliability and easy maintenance within GRACO equipment.

Key Features:

• Pneumatic Diaphragm Pump
• Husky 1590
• Stainless Steel (316 SS) seat, Aluminum air motor
• 100 gpm (378.5 lpm)
• 120 psi (8.4 bar, 0.84 MPa)
• Industrial fluid transfer applications; compatible with a wide range of fluids
• ATEX, CE
• Patented, 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, including chemical processing, mining, agriculture, and other demanding environments where robust and 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 pump and piping to avoid stress on connections
• Use appropriate thread sealant for NPT or BSP connections
• Verify air supply is clean and within specified pressure limits (up to 120 psi)
• Regularly inspect and maintain air valve and ball checks for optimal performance
• Perform routine checks on air valve and diaphragm
• Clean pump internals as needed to prevent clogging
• Replace worn or damaged parts with genuine GRACO components