Pumps are designed to work in tough conditions & are ideal for use with high viscosity oils (up to SAE 240) for transferring over short & long distances mostly used with Trolley mounted kits both with & without Hose Reels, as well as with fixed systems for centralized distribution. All metal construction, fully CNC machined with hardened wear resistant moving parts. Reciprocating piston operated 2-1/2” (63 mm) dia. Air Motor. Stub Pumps are supplied with Non Return Valve threaded 1” (F) for use on the bottom of the Suction Tube. Other pump lengths have a built in Strainer at pump inlet to keep contaminants away. Pumps are double acting with discharge up to 18 LPM (4.76GPM). Air Consumption: 250 LPM (66 GPM). Available in three different sizes - Stub, 16 Gal & 55 Gal version.