
3912473-6CT crankshaft rear oil seal seat rectangle seal ring
We mainly deals in Dongfeng truck accessories (engine/axle/gearbox/cabin), especially Dana axle accessories and Cummins engine parts (4BT, 6BT, 6CT, 6L, ISBE, ISDE, ISLE,ISF2.8, ISF3.8, NTA855, KTA19,KTA38, KTA50, M11, ISM, etc.) with great advantages
Product Descreiption
1. Parameters
- Material: High‑temperature resistant oil‑resistant rubber
- Shape: Rectangular / square ring
- Application: Suitable for 6CT series engines
- Sealing type: Static seal
2. Function
- Prevents engine oil from leaking at the crankshaft rear end.
- Seals the gap between the crankshaft and the rear cover / cylinder block.
- Resists oil, high temperature and wear to ensure long‑term sealing performance.
3. Installation Position
- Installed at the rear end of the engine crankshaft.
- Located between the crankshaft rear oil seal seat and the engine cylinder block.
- Fitted in the sealing groove of the rear cover assembly to prevent oil leakage.




