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National 4278 Differential Pinion Seal
Design type: spring loaded; multi-lip
Temperature range: -40°F to 400°F / -40°C to 204°C
Excellent high temperature capabilities
Compatible with wide range of fluids
Delivers quality and reliable performance for every type of repair
Material: Fluoroelastomer
Design type: Spring loaded; multi-lip
Temperature range: Minus 40 degree Fahrenheit to 400 degree Fahrenheit
Excellent high temperature capabilities and compatible within a wide range of fluids
Provides long life while providing superior performance
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 70 years. Our design team keeps pace with the industry and provides advanced solutions for today's vehicles.