The GRACO DB4966 Husky 1590 is a 1-1/2" NPT standard air-operated double diaphragm pump with a stainless steel body, aluminum center section, Buna-N seals, polypropylene seats, Santoprene balls, and Santoprene diaphragm. It is designed for industrial fluid transfer applications, offering robust construction and reliable performance in demanding environments.

Key Features:

• Air-operated double diaphragm pump
• Husky 1590, 1-1/2" NPT
• Stainless steel body, aluminum center section, Buna-N seals, polypropylene seats, Santoprene balls, Santoprene diaphragm
• Maximum free flow delivery: 100 gpm (378.5 lpm)
• Maximum fluid working pressure: 120 psi (8.4 bar, 0.84 MPa)
• Compatible with a wide range of industrial fluids; not approved for European explosive atmosphere requirements
• 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
• Easy-to-service design

Applications:
Industrial fluid transfer, including handling of abrasive, viscous, or corrosive fluids in mining, agriculture, chemical processing, and other demanding environments.

Installation Notes:

• Using genuine GRACO parts ensures optimal performance, reliability, and safety. Non-genuine parts may compromise pump integrity and void warranties.
• Ensure proper alignment of inlet and outlet connections
• Use appropriate thread sealant for NPT connections
• Verify compatibility of pump materials with the fluid being transferred
• Follow all safety guidelines during installation and maintenance
• Regularly inspect and maintain air valve and diaphragm for optimal performance