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Gorman-Rupp 03H1-GL 3″ Aluminum PTO PUMP (Left Mount)


Suction 3″ (80 mm)
Discharge 3″ (80 mm)
Solids Handling 0.44″ (11 mm)
Casing Aluminum
Impeller/Rotor Aluminum
Seal Material Carbon/Ni-Resist
Flange NPT
Drive Type PTO

Gorman-Rupp self-priming centrifugal power take-off pumps are ideal for handling aircraft fuels, fuel oil, gasoline and other petroleum derivatives. These pumps have no check valve which provides better suction performance when handling solvents, petroleum products and similar liquids. O Series PTO pumps can also be used for water wagon applications. The pump volute and impeller are offered in lightweight aluminum with a bronze replaceable wear ring. Helical gears provide quiet operation. These units are available with left or right hand rotation. Designed for truck mounting.


  • Size:  3″ x 3″ (76mm x 76mm) NPT-Female
  • Casing:  Aluminum Alloy (Maximum Operating Pressure 180 lbs)
  • Impeller:  Enclosed Type, 6 Vanes (Handles 7/16″ Dia. Spherical Solids)
  • Pinion Shaft:  Alloy Steel
  • Shaft Sleeve:  Alloy Steel
  • Replaceable Wear Ring:  Copper Alloy
  • Seal Plate:  Grey Iron
  • Seal Guard:  Copper Alloy
  • Gearbox Housing:  Grey Iron
  • Gearbox Lubrication:  SAE 90 Gear Oil
  • Gear:  Alloy Steel
  • Gear Ratio:  4.09:1 Increase
  • Bearings:  Open Single Row Ball
  • Flanges:  Aluminum Alloy
  • Gasket:  Buna-N w/Cork and Vegetable Fiber
  • O-Rings:  Buna-N
  • Hardware:  Standard Plated Steel
Weight 78 lbs
Dimensions 16 × 16 × 12 in
SKU: 03H1-GL Categories: , ,