Our oil seals feature our proprietary RediCoat sealant, designed to provide a proper seal in spite of minor bore imperfections.

National offers a variety of sealing designs that match virtually any original equipment or aftermarket application, with a selection of premium sealing compounds to provide solutions for the most demanding applications.

Manufactured from hard chrome these sleeves are thin enough to allow you to use your existing seal sizes, but strong enough to withstand heavy seal wear. Saving both time and money, Dura Sleeve eliminates need for expensive shaft replacement or temporary shaft repair.