Cummins original 3609962 Common Rail Fuel Injector for Cummins K38 K50 Engine Replacement for OEM 3349861 3095773 3609849 original new injector

Engineered for the demanding requirements of heavy-duty diesel platforms, the Cummins PT Fuel Injector 3609962 delivers precise fuel metering and dependable atomization across a wide range of industrial operating conditions. Built to OEM-level standards, this injector assembly is designed to restore and maintain reliable combustion performance in Cummins PT-series fuel systems.

This injector fits an extensive engine family including NT855, NTA855, N14, K19, KTA19, K38, KTA38, K50, KTA50, QSK19, QSK38 and QSK50 configurations. It serves as a direct replacement carrying the primary OE number 3609962, with cross references including 3609849, 3076130, 3076132, 3095773, 3095774, 3053124, 3042713, 3077760, 3076702, 3076703, 4010642, 4062154, 3016675, 3016676, 3062092, 3349860, 3349860PX and 4928346RX. Long-life wear-resistant materials and high-pressure injection capability ensure stable engine performance and reduced maintenance costs.

Ideal for mining trucks, haul trucks, excavators, wheel loaders, generator sets, marine engines, oilfield machinery and industrial compressor systems, this injector supports continuous-duty applications. To maximize service life, use premium diesel fuel, replace fuel filters regularly, monitor fuel pressure, prevent contamination, and inspect injectors during major overhauls. Proper injector condition helps eliminate hard starting, excessive smoke, rising fuel consumption, reduced power, rough operation and cylinder imbalance.