The GRACO DBD341 Husky 1590 is an air-operated double diaphragm pump featuring a polypropylene (PP) center section, stainless steel (SS) seats, hardened stainless steel balls, and a PTFE diaphragm. It is designed for industrial fluid transfer applications, offering robust construction and compatibility with a wide range of fluids.

Key Features:

• Pneumatic Diaphragm Pump
• Husky 1590, 1-1/2 in. (38.1 mm) BSP
• PP Center Section, SS Seats, Hardened SS Balls, PTFE Diaphragm
• 100 gpm (378.5 lpm)
• 120 psi (8.4 bar, 0.84 MPa)
• Industrial fluids, suitable for a wide range of applications
• ATEX, CE
• High-reliability closed center air valve (online serviceable)
• Epoxy-coated air section for tough environments
• Lube-free operation
• Compact and portable design
• Externally accessible air valve for easy maintenance
• Up to 5 times longer diaphragm life compared to peers
• Fewer parts than industry peers

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 efficiency and longevity.
• Ensure proper alignment of inlet and outlet connections (1-1/2 in. BSP)
• Use appropriate thread sealant for BSP connections
• Check air supply for correct pressure and cleanliness
• Inspect diaphragms and balls for wear before installation
• Follow manufacturer’s torque specifications for all fasteners
• Perform regular maintenance checks on air valve and diaphragms
• Regularly inspect and replace diaphragms as needed
• Clean and lubricate (if required) moving parts
• Check for leaks and tighten connections as necessary
• Monitor pump performance and address issues promptly