Pumpmaster 3, 55:1 Air Operated Grease Pumps

Pumpmaster 3, 55:1 Air Operated Grease Pumps

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Quick Overview

Technical Data Pressure Ratio 55:1

Air pressure operating range 3 to 10 bar (40 to 140 psi)
Air consumption (1) 230 NL/min (8.1 cfm)
Maximum fluid outlet pressure 550 bar (7,700 psi)
Air motor diameter 70 mm (2.75")
Air motor stroke 35 mm (1.4")
Number of cycles per minute (2) 150
Maximum free flow delivery (3) 540 gr/min. (1.2 lb/min.)
Air Inlet 1/4"BSP (F)
Fluid outlet 1/4"BSP (F)
Wetted and seal materials Steel / Zinc / NBR / PTFE
Noise level (4) 92 dB

(1) Maximum air consumption with 7 bar air inlet pressure and free delivery.

(2) Number of cycles per minute for a flow rate of 200 gr/min. (7.1 ounces/min)

(3) Maximum free delivery at 7 bar. NLGI-2 grease.

(4) Maximum noise level measured at 1 m from the pump, 7 bar air pressure and free delivery.



Pumpmaster 3, 55:1 Pressure Ratio Grease Pumps

High pressure double acting pumps.

Light weight and effective high pressure delivery make these pumps the right choice for use in mobile & portable high pressure greasing units.

Pumps are available with three different suction tube lengths, to fit all grease drums, 12.5 - 20kg (40lb), 50kg (120lb) and 185kg (400lb).

They include a height adjustable 2"BSP (M) bung adaptor.

Application Pump Tube Height Total Height Weight Part No

12.5 - 20 kg (40 lb) pails

410mm 650mm 3.5 kg - 7.2 lb


50 kg (120 lb) drums

725mm 925mm 4.3 kg - 9.5 lb


185 kg 920mm 1,120mm 4.8 kg - 10.6 lb


For technical data, please refer to the overview box.

Additional Info

Additional Information

SKU PM3 Pumps

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