Samoa 531210 PumpMaster PM45 25:1 grease pump (855 mm tube) for 185 kg (400 lb) drums
Moderate pressure and high grease delivery double acting pump 
Features:
- for transfer of grease up to NLGI-2
- for use with low viscosity grease 
- for centralized grease systems that do not require a very high pressure output 
- for large distribution systems of high viscosity oils
- suitable for cover mount to 185 kg open drums when using a drum cover (code 418017)
Fluids handled:
- grease to NLGI - 2
- high viscosity oils
Data:
Pump pressure ratio 25:1
Continuous duty flow rate 6 kg/min (13.2 lb/min)
Maximum free flow 16 kg/min (35.3 lb/min)
Air pressure operating range 1.5-14 bar (20-200 psi)
Maximum outlet pressure 350 bar (5000 psi)
Air motor effective diameter 115 mm (4.5 inch)
Air motor stroke 100 mm (4 inch)
Air consumption (1) 1340 Nl/min (47 cfm)
Air inlet 1/2 inch BSP(F)
Fluid outlet 1/2 inch BSP(F)
Wetted and seals materials: Cast Iron / Steel / Hard chromed steel / UHMWPE / NBR
Noise level (2) 80 dB
(1) Air consumption at 5 bar air pressure, NLGI-0 grease at 20 ºC and 80 cpm
(2) Noise level measured at 1 m from the pump, 7 bar air pressure and free delivery
Markets served:
- lube trucks
- mining and construction
- in-plant

Samoa Industrial was established in 1958
Headquarters are in Gijón (Asturias) on the north coast of Spain
Samoa is a leading European manufacturer of equipment for fluid transfer, dispensing, dosing, recovery and inventory control
Over twenty five companies throughout the world are integrated in the group and its presence is complemented by distributors in over ninety countries
Extensive product research and development is a fundamental part of Samoa philosophy
Samoa products are designed and manufactured in their own modern factories
Facilities and work processes are ISO-9001:2000, ISO-14001 and OSHAS-18001 certified
Today Samoa celebrates over 50 years of engineering excellence