The GRACO Husky 1590 S/S is a 1-1/2" NPT air-operated double diaphragm pump with a stainless steel fluid section, aluminum center section, stainless steel seats, PTFE balls, and PTFE diaphragm. It is designed for industrial applications requiring robust, reliable, and maintenance-friendly fluid transfer.

Key Features:

• Air-operated double diaphragm pump
• Husky 1590, 1-1/2" NPT
• Stainless steel fluid section, aluminum center section, stainless steel seats, PTFE balls, PTFE diaphragm
• Up to 100 gpm (378.5 lpm)
• Maximum discharge pressure: 120 psi (8.4 bar, 0.84 MPa)
• Compatible with a wide range of industrial fluids including water, wastewater, detergents, oils, and more
• High-reliability closed center air valve (online serviceable)
• Epoxy-coated air section for tough environments
• Lube-free operation
• Easy-to-service air valve and ball checks
• Compact, portable size
• Remote air valve option available

Applications:
Industrial fluid transfer, including water, wastewater, detergents, motor oil, hydraulic fluid, cutting oil, and more. Suitable for tough environmental conditions and applications requiring high flow and reliability.

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
• Verify air supply pressure and flow requirements
• Regularly inspect and maintain air valve and diaphragm for optimal performance
• Follow GRACO’s recommended maintenance schedule