PRODUCT NOTES
The DS-3069998 sealing washer functions as a step timing control (STC) valve seal washer, essential for preventing fluid leaks and maintaining system pressure in commercial trucks. This sealing washer is compatible with a wide range of Cummins diesel engine models including:
- KTA19
- QSK19
- L10 Series
- M11 Series
- B Series
This high quality aftermarket replacement part is guaranteed to meet OEM specifications and is shipped with a 12-month warranty.