The GRACO DB2711 is a 1-1/2" NPT standard air-operated double diaphragm pump featuring a polypropylene fluid section, aluminum center section, Buna-N seats, PTFE balls, and PTFE diaphragm. It is designed for reliable, high-flow transfer of a wide range of industrial fluids, including chemicals, water, and wastewater, in demanding environments.

Key Features:

• Air-operated double diaphragm pump
• Husky 1590, 1-1/2" NPT
• Polypropylene fluid section, aluminum center section, Buna-N seats, PTFE balls, PTFE diaphragm
• 100 gpm (378.5 lpm)
• 120 psi (8.4 bar, 0.84 MPa)
• Compatible with a wide range of industrial fluids, including chemicals, water, wastewater, detergents, antifreeze, motor oil, hydraulic fluid, and cutting oil
• 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, chemical processing, water and wastewater transfer, lubrication systems, and general industrial pumping applications

Installation Notes:

• Using genuine GRACO parts ensures optimal performance, reliability, and longevity of the pump, as well as compatibility with existing systems and safety standards.
• Ensure proper alignment of inlet and outlet connections (1-1/2" NPT)
• Use appropriate thread sealant for leak-free installation
• Check air supply and pressure requirements before operation
• Follow manufacturer guidelines for diaphragm and seat maintenance
• Regularly inspect and service air valve and ball checks for optimal performance