Cummins 4935792 Lubricating Oil Pump Assembly

The 4935792 is a gerotor-type lubricating oil pump engineered for Cummins B-series diesel engines. It features a helical drive gear with 23/24 tooth configuration and cast iron housing with aluminum cover. The pump provides pressurized oil supply for lubrication and cooling of engine components including main bearings, rod bearings, camshaft bearings, and valve train. Designed as direct replacement for Cummins 6B5.9, 6BT5.9, 6BTA5.9, 4BT3.9, 4BTA3.9, ISB5.9, and QSB5.9 engine platforms. Also fits Komatsu 6D102 engine installations. The pump maintains consistent oil pressure under fluctuating load conditions typical in construction machinery, commercial trucks, and power generation applications. OEM cross-references include 3918212, 3926203, 3906414, 4939587, 4939588, and 1011N-010-A2.