Caterpillar original Replacement for Fuel Injector, Common Rail Injector 10R-1276 for Caterpillar Cross Reference 20R3483, 250-1303, 375-4106 for Loader and Diesel Car Parts original new injector
Product Details
Caterpillar fuel injector 10R-1276
,common rail injector 20R3483
,loader diesel injector 250-1303
Caterpillar original Replacement for Fuel Injector, Common Rail Injector 10R-1276 for Caterpillar Cross Reference 20R3483, 250-1303, 375-4106 for Loader and Diesel Car Parts original new injector
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Fuel Type |
Diesel |
|
Condition |
New |
|
Applicable Engine |
CAT 3512B, CAT 3512B HD, CAT 3512B Marine, CAT 3512B Offshore, CAT 3512B Industrial |
|
Injector Type |
Diesel Fuel Injector |
|
Quality Standard |
OEM Standard |
|
Packaging |
N/A |
|
Fuel System |
Direct Injection |
|
OE Number |
10R-1276 |
|
Brand |
CAT |
|
Cross Number / Universal Number |
Alternative No.: 10R1276; Cross Reference No.: 209-3212, 326-1641, 326-1642 |
|
Vehicle / Equipment Application |
Generator Sets, Prime Power Plants, Emergency Power Systems, Mining Trucks, Mining Equipment, Marine Engines, Commercial Vessels, Offshore Platforms, Industrial Pumps, Oilfield Equipment, Construction Machinery, Heavy Industrial Equipment |
|
Application Type |
Industrial, Power Generation, Marine, Mining, Oilfield, Construction |
For procurement specialists, engine rebuilders and industrial maintenance teams sourcing Caterpillar replacement components, the new 10R-1276 diesel fuel injector is a purpose-built OEM-standard solution for CAT 3512B series heavy-duty diesel engines. It is also referenced by alternative part number 10R1276 and cross-reference numbers 209-3212, 326-1641 and 326-1642 to simplify part number matching, and fits all 3512B variants including HD, Marine, Offshore and Industrial configurations.
Constructed from hardened alloy steel with precision CNC-machined internal components, this direct-injection injector delivers precise fuel metering and optimized nozzle spray patterns for superior fuel atomization. The precision injection design supports thorough air-fuel mixing in combustion chambers, boosting combustion efficiency, reducing fuel consumption and particulate emissions, while enhancing horsepower output and throttle response for consistent, reliable engine performance.
Engineered to withstand extreme operating temperatures, high injection pressures and continuous-duty workloads, the 10R-1276 injector extends engine service life and lowers long-term operating costs for heavy equipment fleets and industrial power systems. It meets OEM quality standards for seamless fit and function, and is available for global supply to support distributors, maintenance providers and equipment operators across all target sectors.
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