The PumpMaster 4 5:1 pump from Samson is a double acting air operated medium pressure utility pump for dispensing lubricants in medium to large size installations that include multiple outlets with simultaneous operations. Built for durability, the PumpMaster 4 is a time proven and reliable air motor that withstands the most adverse working conditions. A height-adjustable 2 in. NPTM bung adaptor for drum and tank bung mounting is included. The Pumpmaster 4 also features a built in pressure relief port for an optional pressure relief valve (not included).
Features
- Time proven and reliable air motor withstands the most adverse working conditions
- Efficient air exhaust prevents icing, which can stall pump operation
- Double acting pump provides even and smooth fluid flow
- Dual packing seals provide trouble-free operation
- Built-in port for connecting a pressure relief valve
Specifications
- Pressure ratio: 5:1
- Continuous Duty Flow Rate: 2.7 gpm (10 l/min)
- Maximum Free Flow Rate: 6.6 gpm (25 l/min)
- Air Pressure Operating Range: 20-140 psi (1.5-10 bar)
- Maximum Outlet Pressure: 700 psi (50 bar)
- Air Motor Effective Diameter: 2 1/2 in. (60 mm)
- Air Motor Stroke: 4 in. (100 mm)
- Air Consumption: 14 scfm (400 NL/min)
- Air Inlet: 3/8 in. NPTF
- Fluid Inlet: 1 in. NPTF
- Fluid Outlet: 3/4 in. NPTF
- Wetted Materials: Aluminum, Steel, NBR, PTFE, Polyurethane
- Noise Level: 80 dB
- Application: Stub pump, 16 gal drum pump, 55 gal drum, 257/500 tank, 60 in. tank
- Simultaneous Dispense Points: 1-2
- Max. Line Length: 500 ft. (150 m)
- Pump Description: Standard Duty Medium Pressure
Applications
- Synthetic and mineral based oil
- Hydraulic oil
- Gear lube
- Transmission fluid
Documents
Specification Sheet (PDF Download)
