Gaskets and Seals› Drivetrain Gaskets and Seals

NATIONAL

OIL SEAL

$21.62

SKU: N038 442251

In Stock
In Stock
Ships by Jun 18
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Easy — 1–2 hours

Description

The National 442251 is a trailer wheel bearing seal designed as an Original Equipment (OE) replacement. It features a spring-loaded, multi-lip design for enhanced sealing and protection against contaminants. This seal offers excellent low-temperature capability and is constructed from nitrile material for durability and resistance.

This seal minimizes swelling in hydrocarbon fluids, ensuring longevity. It fits hubs with an inside diameter of 1.718 inches and an outside diameter of 2.565 inches, making it a versatile choice. The National 442251 is backed by a limited 90-day warranty.

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

BrandNATIONAL
Part NumberN038 442251

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