The GRACO DB2377 is a 1.5-inch air-operated double diaphragm (AODD) pump constructed primarily from polypropylene, with options for stainless steel, Buna-N, PTFE, and EPDM components. It is designed for reliable, lube-free fluid transfer in industrial environments, handling a wide range of compatible fluids.

Key Features:

• Air-Operated Double Diaphragm (AODD) Pump
• Husky 1590, 1.5-inch (38.1 mm) port size
• Polypropylene (main body), with options for stainless steel, Buna-N, PTFE, and EPDM components
• Up to 100 gpm (378.5 lpm)
• Maximum fluid working pressure: 120 psi (8.4 bar, 0.84 MPa)
• Compatible with a wide range of industrial fluids, including chemicals, detergents, oils, and water/wastewater
• High flow in a compact, portable size
• Lube-free operation
• Easy-to-service air valve and ball checks
• Epoxy-coated air section for tough environmental conditions
• Available in polypropylene, aluminum, stainless steel, and PVDF
• Maximum solids handling: 0.19 in

Applications:
Industrial fluid transfer, chemical processing, wastewater management, oil and lubricant transfer, and other applications requiring robust, reliable pumping of a variety of fluids.

Installation Notes:

• Using genuine GRACO parts ensures optimal performance, reliability, and safety. Non-genuine parts may compromise pump integrity and void warranties.
• Ensure proper alignment of inlet and outlet connections
• Use appropriate thread sealant for NPT or BSP connections
• Check for leaks after installation
• Follow manufacturer guidelines for air supply and pressure settings
• Regularly inspect and maintain diaphragms, valves, and seals for wear