Husky 307 Air-Operated Double Diaphragm Pumps

  • 3/8 in (9.52 mm) end porting
  • Fully-groundable acetal model
  • Delivery up to 7 gpm (26.5 lpm)
  • Easy-to-service air valve and ball checks

Product Description

The Husky 307 air-operated diaphragm pump features a stall-free low pulsation air valve that provides a smooth and rapid changeover. 

Benefits of the Husky 307 double diaphragm pump
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


  • Chemical Transfer

  • Oil Transfer

  • Low-Viscosity Material Transfer

Product Specifications

Maximum fluid working pressure
7 bar, 0.7 MPa
Air pressure operating range
1.4 to 7 bar, 0.14 to 0.7 MPa
Maximum air consumption
5.5 scfm (see chart in instruction manual)
Maximum free-flow delivery
24.6 lpm
Maximum pump speed
330 cpm
Maximum suction lift
2.1 m dry, 3.7 m wet
Maximum size pumpable solids
1.6 mm
Sound power level at full flow: 100 psi (7.0 bar, 0.7 MPa). Sound power level measured per ISO standard 9614–2.
85 dBa
Sound power level at 70 psi (4.8 bar, 0.48 MPa) and 1 gpm (3.8 lpm). Sound power level measured per ISO standard 9614–2.
78 dBa
Operating temperature range
4.4 to 65.5° C
Air inlet size
1/4 npt(f)
Fluid inlet and outlet size
3/8 npt(f)


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