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The PQM-1 gear pump is compact, economical, versatile, chemically resistant, and performs impressively compared to larger, more expensive gear pumps. It is powered by an open type AC motor.

Inlet RequirementsFlooded inlet
Fluid TypesMobile and/or Non-abrasive
Dry Run Capabilityno
Maximum Pressure 20 PSIG
Maximum Flow Rate1550 ml per min
Fluid Temperatures SupportedMaximum of 180 degrees F
Mounting Requirements

Horizontal orientation

Power Source115V or 230V AC motor
Variable Flow Rate?No
Dimensions (in inches) 3 1/4" W x 5" D x 3 3/4" H
Weight2 14 lbs
Inlet/Outlet Fitting Diameter316 inch MHB (male hose barb)
Other Features

Materials that come into contact with the pumped liquid are

  • Molded Delrin pump body
  • Delrin gears
  • Stainless steel motor shaft
  • Teflon diaphragm
  • Elastomer lip seal

Elastomer lip seals come in Buna-N, AFLAS, EPDM, and Viton.

Gears available in HDPE for corrosive chemicals.

Pump Performance Data

Total PSI FT of Water OZ/Min ML/Min
0 0 55 1550
5 12 46 1300
10 23 37 1050
15 35 26 750
20 46 3 70

Use Cases Include

  • Anti-corrosive fluid delivery systems
  • Bottling
  • Coffee makers
  • Cooling suits
  • Enzyme injection systems
  • Eyeglass lens coating
  • Floor cleaners & scrubbers
  • Liquid inks/copying machines
  • Oil skimming & lubrication systems
  • Scientific instruments
  • Soap dispensers/degreasers
  • Turbo chargers

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