Engines and Components› Engine Covers, Pans and Dress-Up Components
NATIONAL
OIL SEAL
SKU: N038 712598
Easy — 1–2 hours
Description
With a temperature range of -40 Deg. F to 225 Deg. F (-40 Deg. C to 107 Deg. C), it is suitable for a variety of operating conditions. The specifications include a housing bore of 3.999 inches, an outside diameter of 4.004 inches, and a shaft diameter of 66.000 mm.
Fitment
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Available on iOS & Android
Specifications
| Brand | NATIONAL |
| Part Number | N038 712598 |
Buy with Confidence
Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
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