RK 15.20 H C cod. 20653

3 piston alternating volumetric pumps for use on cleaning units and industrial systems. Hollow shaft pump version for electric motors B14 frame 100 and 112 IEC34-7, 4 poles 50Hz, Flange F16 not included. Pump body and cover in die-cast aluminium alloy. Rear cover with oil drain outlet and oil sight glass. Cap with dipstick for oi; level on body pump. Pistons driven by crank connecting rod mechanism. Pump shaft in pressed high-strength steel. Oversized friction bearings. Connecting rods in die-cast special low friction zinc-aluminium alloy. One piece ceramic pistons. Pump head in pressed brass. Double gasket sealing system. Intake and delivery valves have plugs for easier maintenance.