Front Outer Nitrile Differential Pinion Seal (5778) by National®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind, this product by National will last a lifetime. It will meet your needs and deliver great quality at an affordable cost. Don’t just repair a leak, prevent future problems with a National Oil Seal. This part is manufactured using exclusive National Dynamic Edge technology that generates a dynamic pumping action to keep harmful contaminants such as dirt, moisture, etc. out of the seal and other wheel-end components.

Specifications
Outside Diameter: 3.165" / 80.39 mm
Width: 0.530" / 13.46 mm
Housing Bore: 3.160" / 80,26 mm
Series: 5000
Shaft: 1.552" / 39,42 mm
Material: Nitrile
Features
National oil seals are recognized worldwide for their quality and reliable performance for every type of repair.
Design Type: Spring Loaded; Multi-Lip
Compatible with most oils and EP lubricants at higher operating temperatures
High resistance to oxidation and ozone and has low swell in hydrocarbon fluids
Temperature range: -20F to 300F; -29C to 149C
Engineered for performance, National oil seals deliver superior protection and long service life thanks to premium material construction and a patent-pending National Dynamic Edge technology used in their manufacture. This innovation aggressively deflects dirt, liquid, and other contaminants that can lead to premature seal and bearing damage and diminished wheel-end performance. The National Dynamic Edge design consists of an integral sinusoidal wave that produces a dynamic pumping action to move contaminants away from the seal. This innovation ensures maximum protection from environmental contaminants under even the most adverse conditions. This part is engineered to meet OE specs to perfectly fit your vehicle. 

Brand:National
Part Number:5778
UPC:724956161720 

LOCATION HMOFFICE

Features and Benefits:

• Delivers quality and reliable performance for every type of repair
• Design type: spring loaded; multi-lip
• Low swell in hydrocarbon fluids
• Provides good low temperature capability
• Resistance to EP lubricants
• Temperature range: -20F to 300F / -29C to 49C
• Temperature range: -40F to 225F; -40C to 107C

 

 

Specifications: