The GRACO D32916 Husky 307 is an air-operated double diaphragm pump constructed primarily from polypropylene, with polypropylene center section and seats, PTFE balls, and a Santoprene diaphragm. It is designed for reliable, low-pulsation fluid transfer in industrial and commercial applications, including oil, fuel, water, and anti-freeze dispensing.

Key Features:

• Air-operated double diaphragm pump
• Husky 307, 3/8" NPT
• Polypropylene center section and seats, PTFE balls, Santoprene diaphragm
• Up to 7 gpm (26.5 lpm)
• Operates on as little as 20 psi (1.4 bar, 0.14 MPa)
• Suitable for oil, fuel, water, anti-freeze, and some models UL-approved for gasoline, gasoline/alcohol blends up to 10% ethanol, diesel fuel, fuel oil, and lubricating oil
• Some models UL-approved for specific fuels (see compatibility)
• Stall-free low pulsation air valve for smooth and rapid changeover
• Quick and easy assembly and disassembly
• Easy-to-service air valve and ball checks
• Split manifold option to pump multiple fluids without mixing
• Every pump is tested prior to shipping
• Fully-groundable acetal model available (not this specific part number)

Applications:
Oil transfer and evacuation, fuel dispense and transfer, windshield wash solution dispense, water and anti-freeze dispense, and other industrial fluid transfer needs

Installation Notes:

• Using genuine GRACO parts ensures optimal performance, reliability, and safety, and maintains warranty coverage.
• Ensure correct porting (3/8" NPT)
• Verify air supply is at least 20 psi (1.4 bar, 0.14 MPa)
• Check for proper grounding if required for specific applications
• Follow manufacturer guidelines for fluid compatibility and maintenance
• Regularly inspect and service air valve and ball checks for continued reliability