Samson Pumpmaster 2, 3:1 Universal Stub Pump

Samson Pumpmaster 2, 3:1 Universal Stub Pump Description

The Samson PumpMaster 2 (3:1) pump is a dual-acting, air-operated oil pump designed for medium-pressure lubricant dispensing from portable systems, tank packages, or small installations. Designed for long-lasting performance, this pump features a unique leaf spring configuration and corrosion-resistant materials for extended service life in demanding environments.

This pump includes a height-adjustable 2" bung adapter for easy drum or tank mounting and is equipped with a pressure relief port for optional pressure relief valve integration (valve not included).

Features

• Unique leaf spring design and corrosion-resistant materials and fewer moving parts provide longer pump life
• Metal seal carrier allows a compact pump design, minimizing dead air spaces and thus contributing to reduced air consumption and prolonged pump life
• Dual packing seals provide trouble-free operation
• Hardened steel foot valves increase durability and constant performance through the life of the pump
• Spring assisted valves allow horizontal or vertical pump installation
• Double acting pump provides even and smooth fluid flow
• Built-in port for connecting a pressure relief valve
• 3/4 in. M x 1/2 in. F adapter included allowing the pump to be fitted with a standard 1/2 in. delivery hose

Specifications

• Pressure ratio: 3:1
• Continuous Duty Flow Rate: 2.7 gpm (10 l/min)
• Maximum Free Flow Rate: 9.3 gpm (35 l/min)
• Air Pressure Operating Range: 20-140 psi (1.5-10 bar)
• Maximum Outlet Pressure: 420 psi (30 bar)
• Air Motor Effective Diameter: 1 1/2 in. (35 mm)
• Air Motor Stroke: 3 in. (75 mm)
• Air Consumption: 6.4 scfm (180 NL/min)
• Air Inlet: 1/4 in. NPTF
• Fluid Inlet: 1 in. NPTF
• Fluid Outlet: 3/4 in. NPTF
• Wetted Materials: Aluminum, Steel, NBR, PTFE
• Noise Level: 80 dB
• Application: Stub pump, 16 gal drum pump, 55 gal drum, 257/500 tank, 60 in. tank
• Simultaneous Dispense Points: 1
• Max. Line Length: 200 ft. (60 m)
• Pump Description: Utility Medium Pressure

Applications

• Synthetic and mineral-based oil
• Hydraulic oil
• Gear lube
• Transmission fluid

Documents

Specification Sheet (PDF Download)