The GRACO Husky 2150 DG4311 is a robust air-operated double diaphragm pump designed for demanding industrial applications. It features a stainless steel fluid section, aluminum center section, stainless steel seats, PTFE balls, and PTFE diaphragms, making it suitable for handling a wide range of fluids, including corrosive and abrasive materials. This pump is engineered for reliability and ease of maintenance, commonly used in lubrication, chemical transfer, and process industries.

Key Features:

• Air-operated double diaphragm pump
• Husky 2150, 2" NPT
• Stainless steel fluid section, aluminum center section, stainless steel seats, PTFE balls, PTFE diaphragms
• Up to 568 L/min (150 gpm)
• Up to 120 psi (8.4 bar, 0.84 MPa)
• Compatible with a wide range of industrial fluids, including corrosive and abrasive materials
• ATEX certification available (check specific model for compliance)
• Stall-free low pulsation air valve for smooth and rapid changeover
• Up to 5 times longer diaphragm life compared to industry peers
• Externally accessible air valve for fast, easy servicing without pump disassembly
• Lube-free operation
• Epoxy-coated air section for tough environmental conditions
• Fewer parts than industry peers for improved reliability and reduced maintenance

Applications:
Ideal for industrial lubrication, chemical transfer, process industries, mining, and agriculture. Suitable for handling corrosive, abrasive, and viscous 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
• Use appropriate gaskets and seals for the intended fluid
• Follow GRACO’s recommended torque specifications for all connections
• Regularly inspect diaphragms, balls, and seats for wear and replace as needed
• Keep air supply clean and dry to prevent contamination and ensure smooth operation
• Perform routine inspections and maintenance as outlined in the manual
• Replace diaphragms and seals at recommended intervals
• Clean pump components thoroughly before reassembly
• Store spare parts in a clean, dry environment