The GRACO DB2455 Husky 1590 is a 1-1/2" NPT standard air-operated double diaphragm pump featuring a polypropylene fluid section, aluminum center section, hardened stainless steel seats, TPE (Thermoplastic Elastomer) balls, and TPE diaphragm. It is designed for industrial fluid transfer applications, including handling a wide range of compatible fluids.

Key Features:

• Air-Operated Double Diaphragm Pump
• Husky 1590, 1-1/2" NPT
• Polypropylene fluid section, aluminum center section, hardened stainless steel seats, TPE balls, TPE diaphragm
• Maximum free flow delivery: 100 gpm (378.5 lpm)
• Maximum fluid working pressure: 120 psi (8.4 bar, 0.84 MPa)
• Compatible with asphalt sealer, antifreeze, detergents, motor oil, hydraulic fluid, cutting oil, water, wastewater transfer, and other industrial fluids
• 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 asphalt sealer, antifreeze, detergents, motor oil, hydraulic fluid, cutting oil, water, and wastewater transfer

Installation Notes:

• Using genuine GRACO parts ensures optimal performance, reliability, and compatibility with existing equipment.
• Ensure proper alignment of inlet and outlet connections
• Use appropriate thread sealant for NPT connections
• Check for leaks after installation
• Follow manufacturer-recommended maintenance schedules for air valve and diaphragm inspection