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GRACO D31255 307 3/8" Diaphragm Pump 31.8lpm Free Flow


Quick Overview

  • 3/8" 31.8lpm Flow Rate
  • Suitable for pumping of a wide range of fluids

Product Description

The Husky 307 operates on as little as 20 psi (1.4 bar, 0.14 MPa) and is available in groundable acetal and polypropylene. Its ideal for circulating low viscosity inks, stains and dyes.

  • Quick priming and immediate flow of product
  • Handles fluid viscosities up to 5,000 cps and solids up to 0.09 in. (2.29 mm)
  • Runs dry without damage. Provides air-tight seal for moisture-sensitive fluids
  • Easy-out seal provides fast slide in and out of drums (through bung adapter) without disconnecting hoses. Easy-out seal accommodates slightly off-sized drums up to 2-1/2 in. (63.5 mm).
  • Excellent for abrasive, low-to-medium viscosity fluids and shear sensitive materials
Fluid Specifications
Fluid Flow, Max. 79 cc per cycle
Fluid Flow, Max. 26 liters per minute
Fluid Working Temperature, Max. 65.5 °C
Fluid Viscosity 500 cps
Fluid Inlet Size 3/8 in BSP(f)
Fluid Outlet Size 3/8 in BSP(f)
Material Wetted Parts Acetal (AC), Polypropylene (PP),
Air Specifications
Air Consumption 155 liters per minute
Air Inlet Size 1/4 in NPT(f)
  • Simple, reliable air valves for dependable performance
  • No air-line lubrication required, low cost of ownership
  • Air valve is serviceable without removing wetted parts

Additional Information

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