The GRACO DC2377 Husky 1590 is a remote air-operated double diaphragm pump featuring a polypropylene fluid section, aluminum center section, stainless steel seats, and Buna-N balls and diaphragms. It is designed for high-flow, reliable transfer of a wide range of industrial fluids, including chemicals, water, and wastewater.

Key Features:

• Air-operated double diaphragm pump
• Husky 1590, 1-1/2" NPT
• Polypropylene fluid section, aluminum center section, stainless steel seats, Buna-N balls and diaphragms
• Maximum flow rate: 100 gpm (378.5 lpm)
• Maximum discharge pressure: 120 psi (8.4 bar, 0.84 MPa)
• Compatible with a wide range of industrial fluids including chemicals, water, wastewater, antifreeze, detergents, motor oil, hydraulic fluid, and cutting oil
• High-reliability closed center air valve (remote option available)
• Epoxy-coated air section for tough environmental conditions
• Lube-free operation
• Easy-to-service air valve and ball checks
• Compact, portable size for high flow applications
• Maximum solids handling: 0.19 in (4.8 mm)
• Maximum operating temperature: 150°F (65.5°C)

Applications:
Industrial fluid transfer, chemical processing, water and wastewater management, antifreeze, detergents, motor oil, hydraulic fluid, and cutting oil transfer

Installation Notes:

• Using genuine GRACO parts ensures optimal performance, reliability, and compatibility with existing equipment.
• Ensure proper alignment of inlet and outlet connections (1-1/2" NPT)
• Check for correct air supply and pressure settings
• Inspect diaphragms and balls for wear before installation
• Follow manufacturer guidelines for remote air valve installation if applicable
• Regularly inspect and maintain air and fluid sections for longevity