The GRACO DB2416 Husky 1590 is a 1-1/2" NPT air-operated double diaphragm pump constructed with a polypropylene fluid section, aluminum center section, hardened stainless steel seats, PTFE balls, and a Santoprene diaphragm. It is designed for reliable, heavy-duty fluid transfer in industrial applications.

Key Features:

• Air-Operated Double Diaphragm Pump
• Husky 1590, 1-1/2" NPT
• Polypropylene fluid section, aluminum center section, hardened stainless steel seats, PTFE 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, including water, wastewater, detergents, oils, and more
• Patented, high-reliability closed center air valve
• Online serviceable air valve
• Epoxy-coated air section for tough environments
• Up to 5 times longer diaphragm life compared to other air-operated diaphragm pumps in its class
• Fewer parts than industry peers, externally accessible air valve for quick service
• Designed for heavy-duty industrial use

Applications:
Industrial fluid transfer, including water, wastewater, detergents, motor oil, hydraulic fluid, cutting oil, antifreeze, and asphalt sealer

Installation Notes:

• Using genuine GRACO parts ensures optimal performance, reliability, and compatibility with existing equipment.
• Ensure proper alignment and secure mounting of the pump
• Use compatible fittings and hoses for the intended fluid
• Follow manufacturer guidelines for air supply and pressure settings
• Regularly inspect and maintain the air valve and diaphragms for optimal performance
• Perform routine checks on diaphragms and valve components
• Replace worn or damaged parts with genuine GRACO components
• Keep the air section clean and free from debris
• Lubricate moving parts as recommended by the manufacturer