333-3788 Replacement Piston Pump OM-CAT333-3788 CAT Excavator Hydraulic Repair Spare Part

1:1 fully interchangeable piston pump 333-3788, identical special diamond flange holes, spline shaft, oil ports and valve block dimensions as OEM original. Fast on-site replacement without bracket or hose rework to greatly reduce CAT machine downtime, essential core stock for machinery repair workshops.