The GRACO DB2811 Husky 1590 is a 1-1/2" NPT standard air-operated double diaphragm pump constructed with a polypropylene body, aluminum center section, fluoroelastomer seats, PTFE balls, and PTFE diaphragm. It is designed for industrial fluid transfer applications, offering high flow rates and robust chemical resistance.

Key Features:

• Air-operated double diaphragm pump
• Husky 1590, 1-1/2" NPT
• Polypropylene body, aluminum center section, fluoroelastomer seats, PTFE balls, PTFE diaphragm
• 100 gpm (378.5 lpm)
• 120 psi (8.4 bar, 0.84 MPa)
• Industrial fluids, chemicals, and slurries; compatible with various diaphragm and ball materials for different applications
• Patented, high-reliability closed center air valve
• Online serviceable air valve and ball checks
• Epoxy-coated air section for tough environmental conditions
• Lube-free operation
• Compact, portable size
• Easy-to-service design

Applications:
Industrial fluid transfer, chemical processing, mining, agriculture, and other applications requiring robust, chemical-resistant pumping solutions.

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 or ANSI flange options available)
• Check for correct diaphragm and ball material compatibility with the fluid being pumped
• Follow GRACO’s recommended maintenance schedule for air valve and ball checks
• Use appropriate mounting hardware and ensure the pump is securely fastened
• Consult the GRACO Husky 1590 technical documentation for specific installation and maintenance procedures