PM 3 55:1 ratio grease pump - 55 Gallon (400 lb) drum.
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- Item #: S-304
PumpMaster 3, 55:1 pressure ratio grease pumps
Double acting air operated pumps for high pressure greasing. Primarily recommended
for use in portable greasing units.
Typically used in portable applications in workshops, service stations and fleet maintenance.
Pump includes bung adapter.
Technical Data
| Pressure ratio | 55:1 |
| Pump tube diameter | 1” (26 mm) |
| Air piston diameter | 3” (70 mm) |
| Air piston stroke | 1.5” (35 mm) |
| Maximum free flow capacity * | 21 oz/min (600 gr/min) |
| Minimum air pressure | 40 psi (3 bar) |
| Maximum air pressure | 140 psi (10 bar) |
| Maximum fluid pressure | 7700 psi (550 bar) |
| Air inlet | 1/4” NPSM (F) |
| Fluid outlet | 1/4” NPSM (F) |
*Free delivery at 100 psi air inlet pressure, using NLGI II grease at 70º F.
