The GRACO Husky 1590 is an air-operated double diaphragm pump constructed with a polypropylene fluid section, stainless steel center section, and features flouroelastomer seats, PTFE balls, and PTFE diaphragm. It is designed for industrial fluid transfer applications, including handling aggressive chemicals, oils, and wastewater.

Key Features:

• Air-operated double diaphragm pump
• Husky 1590, 1-1/2" NPT
• Polypropylene fluid section, stainless steel center section, flouroelastomer seats, PTFE balls, PTFE diaphragm
• Up to 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)
• Epoxy-coated air section for tough environmental conditions
• Up to five times longer diaphragm life compared to industry peers
• Fewer parts than industry peers, air valve externally accessible for quick service
• Lube-free operation
• Compact, portable size

Applications:
Industrial fluid transfer, chemical handling, oil transfer, wastewater management, and other demanding applications where reliability and chemical resistance are required.

Installation Notes:

• Using genuine GRACO parts ensures optimal performance, reliability, and compatibility with existing equipment.
• Ensure proper alignment and secure mounting to prevent vibration and leaks
• Use appropriate thread sealant for NPT connections
• Check for correct air supply and pressure settings before operation
• Regularly inspect diaphragms, seats, and balls for wear and replace as needed
• Follow manufacturer guidelines for maintenance intervals and procedures