National Oil Seals

4.250" Inch Unitized Teflon® Lip/Nitrile Case Oil Bath Seal 380065A

Teflon® PTFE (Lip code: T) has excellent dry running capabilities but comes with important caveats as well. Low coefficient of friction. Excellent chemical resistance. Resistant to oxygenated...

4.312" Inch Metal Double Lip Nitrile Oil Seal 416144

Nitrile (Lip code: S) is the most commonly used sealing material as nitrile is excellent with most mineral oils and greases. Offers desirable "low swell" properties across many hydrocarbon fluid...

4.312" Inch Metal Double Lip Nitrile Oil Seal 417238

Nitrile (Lip code: S) is the most commonly used sealing material as nitrile is excellent with most mineral oils and greases. Offers desirable "low swell" properties across many hydrocarbon fluid...

4.312" Inch Metal Double Lip Nitrile Oil Seal 417520

Nitrile (Lip code: S) is the most commonly used sealing material as nitrile is excellent with most mineral oils and greases. Offers desirable "low swell" properties across many hydrocarbon fluid...

4.312" Inch Metal Single Lip Nitrile Oil Seal 455197

Nitrile (Lip code: S) is the most commonly used sealing material as nitrile is excellent with most mineral oils and greases. Offers desirable "low swell" properties across many hydrocarbon fluid...

4.312" Inch Metal Single Lip Nitrile Oil Seal 456141

Nitrile (Lip code: S) is the most commonly used sealing material as nitrile is excellent with most mineral oils and greases. Offers desirable "low swell" properties across many hydrocarbon fluid...

4.312" Inch Metal Single Lip Polyacrylate Oil Seal 455197N

Polyacrylate (Lip code: N) are well suited for use with extreme pressure (EP) lubricants and have higher resistance to oxidation and ozone than nitrile. Resistant to sulphur commonly used as a grease...

4.375" Inch Metal Double Lip Nitrile Oil Seal 415047

Nitrile (Lip code: S) is the most commonly used sealing material as nitrile is excellent with most mineral oils and greases. Offers desirable "low swell" properties across many hydrocarbon fluid...

4.375" Inch Metal Double Lip Nitrile Oil Seal 415060

Nitrile (Lip code: S) is the most commonly used sealing material as nitrile is excellent with most mineral oils and greases. Offers desirable "low swell" properties across many hydrocarbon fluid...

4.375" Inch Metal Double Lip Nitrile Oil Seal 415425

Nitrile (Lip code: S) is the most commonly used sealing material as nitrile is excellent with most mineral oils and greases. Offers desirable "low swell" properties across many hydrocarbon fluid...

4.375" Inch Metal Double Lip Nitrile Oil Seal 416147

Nitrile (Lip code: S) is the most commonly used sealing material as nitrile is excellent with most mineral oils and greases. Offers desirable "low swell" properties across many hydrocarbon fluid...

4.375" Inch Metal Double Lip Nitrile Oil Seal 416149

Nitrile (Lip code: S) is the most commonly used sealing material as nitrile is excellent with most mineral oils and greases. Offers desirable "low swell" properties across many hydrocarbon fluid...