Dexter NATIONAL Seal Replacement 10-51-2 - 3.88OD X 2.875ID - For 9K 10K Axles

If you've got a trailer with Dexter axles, this is the seal you need to keep the grease in and the dirt out.

It's a National brand seal, size 10-51-2.

The measurements are a 3.88-inch outer diameter and a 2.875-inch inner diameter.

This is the common seal for 9,000 and 10,000-pound Dexter axles, and it also crosses to part number 370150A.

It's a brand new, unbranded replacement part but it's the right spec for the job.

If you're repacking bearings or replacing a leaking seal, grab this to get the job done right.