The GRACO D32311 Husky 307 is an air-operated double diaphragm pump with a polypropylene center section, stainless steel seats, PTFE balls, and PTFE diaphragm. It is designed for reliable, heavy-duty fluid transfer in industrial applications, compatible with a wide range of chemicals and fluids.

Key Features:

• Air-operated double diaphragm pump
• Husky 307, 3/8" (9.52 mm) NPT
• Polypropylene center section, stainless steel seats, PTFE balls, PTFE diaphragm
• Up to 7 gpm (26.5 lpm)
• Operates on as little as 20 psi (1.4 bar, 0.14 MPa)
• Compatible with a wide range of chemicals and fluids
• Quick and easy assembly and disassembly
• Easy-to-service air valve and ball checks
• Stall-free low pulsation air valve for smooth operation
• Split manifold option for pumping multiple fluids without mixing
• Fully groundable acetal or polypropylene housing
• Every pump is tested prior to shipping

Applications:
Industrial fluid transfer, chemical processing, lubrication systems, and other applications requiring reliable, heavy-duty pumping of aggressive or corrosive fluids.

Installation Notes:

• Using genuine GRACO parts ensures optimal performance, reliability, and longevity of the equipment.
• Ensure proper grounding for safety, especially when handling flammable or static-sensitive fluids
• Follow manufacturer guidelines for installation and maintenance
• Regularly inspect and service air valve and ball checks for continued reliability
• Use the split manifold option if pumping multiple fluids to prevent cross-contamination