The GRACO DB24GG Husky 1590 is a double diaphragm pump constructed with a polypropylene fluid section, aluminum center section, hardened stainless steel seats, Geolast balls, and Geolast diaphragm. It is designed for industrial fluid transfer applications, offering robust performance and chemical resistance.

Key Features:

• Air-operated double diaphragm pump
• Husky 1590, 1-1/2" NPT
• Polypropylene fluid section, aluminum center section, hardened stainless steel seats, Geolast balls, Geolast diaphragm
• Maximum flow rate: 100 gpm (378.5 lpm)
• Maximum discharge pressure: 120 psi (8.4 bar, 0.84 MPa)
• Compatible with asphalt sealer, antifreeze, detergents, motor oil, hydraulic fluid, cutting oil, water, and wastewater transfer
• 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 (1-1/2" NPT)
• Check for correct air supply and pressure settings
• Inspect diaphragms and ball checks for wear before installation
• Follow GRACO’s recommended maintenance schedule for air valve and diaphragm inspection
• Use appropriate thread sealant for leak-free connections