The GRACO DBC441 Husky 1590 is a 1.5-inch air-operated double diaphragm (AODD) pump with an aluminum center section, Santoprene diaphragms with FKM seal seats, and hardened stainless steel balls. It is designed for robust fluid transfer applications in industrial environments, offering high flow rates and reliable performance.

Key Features:

• Air-Operated Double Diaphragm Pump
• Husky 1590, 1-1/2" BSP
• Aluminum center section, Santoprene diaphragms with FKM seal seats, hardened stainless steel balls, PTFE diaphragms (as per user specification, but note: PTFE is a diaphragm material option; Santoprene is also listed as a diaphragm material in GRACO documentation)
• Maximum flow rate: 100 gpm (378.5 lpm)
• Maximum discharge pressure: 120 psi (8.4 bar, 0.84 MPa)
• Compatible with a wide range of industrial fluids; suitable for use with aggressive chemicals and slurries depending on material selection
• Lube-free operation
• Epoxy-coated air section for tough environmental conditions
• Externally accessible air valve for easy servicing
• Fewer parts than industry peers for simplified maintenance
• Up to 5 times longer diaphragm life compared to other air-operated diaphragm pumps in its class
• Available in multiple materials for diverse applications

Applications:
Ideal for transferring fluids in industrial, mining, agricultural, and chemical processing applications. Suitable for handling slurries, chemicals, and other challenging fluids.

Installation Notes:

• Using genuine GRACO parts ensures optimal performance, reliability, and safety. Non-genuine parts may compromise pump efficiency and longevity.
• Ensure proper alignment of inlet and outlet connections (1-1/2" BSP in this model)
• Check for correct diaphragm and seal installation before operation
• Regularly inspect and maintain the air valve and ball checks for optimal performance
• Follow GRACO’s recommended maintenance schedule for diaphragm and seal replacement