Of the seals that are listed, which will provide both retention and exclusion?
A) pressed radial lip seal
B) bonded radial lip seal
C) cased radial lip seal
D) dual-element radial lip seal

Question

Quizplus · Accepted Answer

The dual-element radial lip seal is the best choice as it provides both retention and exclusion. The dual-element design has a primary sealing lip to keep contaminants out and a secondary lip to hold lubrication in.

Of the Seals That Are Listed, Which Will Provide Both