National / Timken 442251 Trailer Wheel Bearing Seal

442251 is a trailer wheel bearing oil/grease seal used in compatible wheel hub assemblies. Timken dimensional data lists 442251 with a 1.718 in. shaft size, 2.565 in. outside diameter, and 0.5 in. overall width. Match the seal number and dimensions before installation.

National / Timken 442251 Trailer Wheel Bearing Seal is listed in the Laken Water Sports marine parts catalog for online ordering and Phoenix-area pickup. Confirm fitment, availability, and pickup timing with the parts team before ordering when compatibility is critical.

Fitment notes: Trailer wheel seal; verify shaft size, hub bore, and width.