Cummins Rectangular Ring Seal | 4386754
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Description
The Cummins Part 4386754 Rectangular Ring Seal is an OEM-specified sealing component designed for demanding heavy-duty diesel engine applications. It features a rectangular cross-section profile engineered to fit into designated grooves and provide reliable sealing under high-pressure and high-temperature conditions. The seal helps maintain system integrity by preventing fluid or gas leakage between mating surfaces within the engine’s fuel or lubrication systems. Ideal for use in engines such as the ISX/X15 or QSX series, the 4386754 ensures factory-fit sealing performance and long-term durability.
Features
- The Cummins Rectangular Ring Seal 4386754 is used primarily for XPI fuel systems on EPA13 Automotive 15 liter ISX/QSX engines.
WARNING: Cancer and Reproductive Harm - https://www.P65Warnings.ca.gov
| Shipping Weight (lb) | 1.00 |
|---|---|
| Manufacturer | Cummins Inc. |
| Shipping Length (in) | 9.00 |
| Shipping Width (in) | 6.00 |
| Shipping Height (in) | 2.00 |
| Returnable | Yes |
| Core Exchange | No |











