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Caterpillar · Engine
2303775
In stock · ships from Knoxville
This is a Caterpillar fuel injector O-ring seal. It provides a tight seal between the injector and the fuel rail in Cat diesel engines, preventing fuel leaks and maintaining the high pressure needed for proper combustion.
Confirm the part fits before you buy. Applications and interchange numbers are researched and audited per part.
We don't publish fitment for this part yet. Rather than guess, get it confirmed against your truck in under a minute.
The O-ring is made from FKM rubber with a PTFE coating, making it resistant to diesel fuel, biodiesel, and engine heat. Replace it whenever you remove an injector or notice fuel seepage to keep your engine running efficiently.
Part Number: 2303775
SEAL
Vendor: STOWERS MACHINERY
Dealer: KP Services Crossville
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