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Cummins 3903475 Rectangular Ring Seal, Oil Fill Tube / Crankcase Vent Filter O-Ring
Mfr #: 3903475BB #: cummins-3903475-cummins-3903475-rectangular-ring-seal-oil-fill-tube
Last verified Oct 2, 2026 — price check expired
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🗎 Product description from the manufacturer spec sheet
Genuine Cummins 3903475 rectangular ring seal for the oil fill tube and crankcase vent (CCV) filter on the Cummins 5.9L diesel (Dodge Ram 1989-2002). A direct-fit OE replacement that seals the CCV filter housing when the filter is reinstalled, preventing oil leaks and fluid loss.
▦ Specifications spec-checked before it ships
- Seal Type
- Rectangular ring seal
- Application
- Oil fill tube / crankcase vent (CCV) filter seal
- Engine Fitment
- Cummins 5.9L diesel, Dodge Ram 1989-2002
- Genuine Part
- Genuine OE Cummins part
⌗ Cross-references every known SKU, MFR & MPN
MPN3903475