Item Hand Operated Drum Pump Type Piston Action Pump Body Material Stainless Steel Wetted Materials Stainless Steel, PTFE pH Range 5-14 Seal Material PTFE Gasket Material PTFE Discharge Tubing Material Stainless Steel Piston PTFE For Use On Flammables, Solvents, Acids, Corrosives GPM 2 Maximum Head 3 Ft Max. Pressure 20 psi Max. Temp. 140 F Ounces per Stroke 8 Max. Viscosity 650 CPS Max. GPM for Oil 1 Max. GPM for Water 2 Inlet Size 1/2" Outlet Size 1/2" Suction Tube Length 22" Suction Tube Outlet OD Size 1-1/8" Suction Tube Type Stainless Steel Overall Length 38" Metered NO Adapter Type 2" NPT Bung Adapter Material Steel Special Features Grounding Clamps Application For Use On 15, 30 And 55 Gallon Pails For Dispensing Flammable Liquids Manufacturers Warranty Length 1 Year Includes 2" Bung Adapter