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(2) Replacement Oil Caps 10KHD 12K&15K 4" threads Trailer Axle 21-36 Fits Dexter (OC-86510-16-LOTOF2)

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Replacement 4" Oil Cap Kit (Set of 2) — Replaces Dexter 21-36 — Fits 10K HD to 15K Axles

Part Number: OC-86510-16

This replacement oil cap kit includes two complete assemblies for heavy-duty trailer hubs found on many 10,000 lb (HD) through 15,000 lb axle configurations. Designed as a direct replacement for Dexter 21-36 style caps.

Features

  • Replaces Dexter 21-36 oil caps
  • Fits many 10K HD to 15K trailer hub assemblies
  • 4" OD thread with 12 threads per inch
  • Includes O-rings and rubber plugs
  • Ships as an unassembled kit of two complete caps

Specifications

Specification Detail
Thread Outside Diameter 4"
Thread Count 12 TPI
Axle Rating Range 10,000 lb (HD) to 15,000 lb
Replaces Dexter 21-36
Kit Includes (2) Caps, (2) O-rings, (2) Rubber Plugs

Important: This kit does not fit Dexter 10K general-duty axles, 2009 and newer (#21-88). Always verify your thread diameter and count before ordering.

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