Easy — 1–2 hours
Description
Key specifications for this seal include a housing bore of 2.047 inches, an inside diameter of 1.575 inches, and an outside diameter of 52.120 mm. The shaft diameter is also 1.575 inches, with a thickness of 7.500 mm and a width of 0.295 inches. It offers good low-temperature capability and low swell in hydrocarbon fluids, delivering reliable performance.
Fitment
Fitment Guaranteed
Don’t gamble
on fit.
Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.
Available on iOS & Android
Specifications
| Brand | NATIONAL |
| Part Number | N038 1962 |
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.
View Full Return Policy