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Husky Air Operated Diaphragm Pumps – 3/8″ – D31211


Free Shipping Eligible Floyd, IA

Husky 307 AC 3/8″ (9.52 mm) NPT Standard Pump, PP Center Section, AC Seats, PTFE Balls & PTFE Diaphragm

Available on backorder|Typically ships in 7-21 Days

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SKU: D31211 Category:

The Husky 307 air-operated diaphragm pump features a stall-free low pulsation air valve that provides a smooth and rapid changeover.
Typical applications include oil transfer and evacuation, fuel dispense and transfer, windshield wash solution dispense, and water and anti-freeze dispense. Some models UL-approved for use in pumping gasoline and gasoline/alcohol blends up to 10% ethanol, diesel fuel, fuel oil and lubricating oil.

  • Quick and easy assembly and disassembly design
  • Easy to service air valve and ball checks
  • Operates on as little as 20 psi (1.4 bar, 0.14 MPa)
  • Split manifold option to pump multiple fluids without mixing
  • Every pump is tested prior to shipping
  • 3/8 in (9.52 mm) end porting
  • Delivery up to 7 gpm (26.5 lpm)
  • Easy-to-service air valve and ball checks

Details for Husky Air Operated Diaphragm Pumps - 3/8" -...

Weight5.2 lbs
Dimensions6 × 9 × 9 in


EPDM, Polypropylene



Pump Option

Bottom Withdrawal

Seal Material




Air Exhaust Port Size (in)

  • 3/8″

Air Exhaust Port Thread Gender

  • Female

Air Exhaust Port Thread Type

  • NPT

Air Inlet Size (in)

  • 1/4″

Air Inlet Thread Gender

  • Female

Air Inlet Thread Type

  • NPT


  • Industrial

Ball Material

  • PTFE (Polytetrafluoroethylene)

Center Section Material

  • Polypropylene

Compatible Material

  • Antifreeze
  • Detergents
  • Motor Oil
  • Hydraulic Fluid
  • Cutting Oil
  • Water – Wastewater Treatment

D31211 Husky 307 Manual


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