The GRACO Husky 1590 DB3888 is an air-operated double diaphragm pump featuring an aluminum center section, fluoroelastomer seats, balls, and diaphragm. It is designed for reliable, heavy-duty fluid transfer in industrial applications, compatible with a wide range of fluids including chemicals, oils, and water.

Key Features:

• Air-Operated Double Diaphragm Pump
• Husky 1590, 1-1/2" NPT
• Aluminum center section, fluoroelastomer seats, balls, and 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, and wastewater transfer
• Patented, high-reliability closed center air valve
• Online serviceable air valve
• Epoxy-coated air section for tough environments
• Designed for high reliability and ease of maintenance
• Suitable for continuous duty cycles

Applications:
Industrial fluid transfer, including chemicals, oils, water, and wastewater; suitable for mining, agriculture, and manufacturing environments.

Installation Notes:

• Using genuine GRACO parts ensures optimal performance, reliability, and safety. Non-genuine parts may void warranties and reduce pump lifespan.
• Ensure proper grounding as per manual instructions
• Use recommended air supply and fluid hoses
• Install bleed-type master air valve and air regulator for safe operation
• Follow all safety instructions in the manual
• Regularly inspect and maintain diaphragms, seats, and balls for wear