Your cart is empty
Browse our catalog to find the parts you need.
These images are illustrative and may not match the product exactly. Always verify by part number — or confirm instantly with the assistant using a photo or VIN.
Betts Industries · Electrical & Lighting
920146
In stock · ships from Knoxville
This is a replacement O-ring seal for Betts Industries 40, 45, 47, 70, 80, and PS series lamps [hose.com](https://www.hose.com/itemdetail/920146).
Confirm the part fits before you buy. Applications and interchange numbers are researched and audited per part.
Verified fitment for 6 applications
Add your truck to see whether it's one of them
All confirmed applications for this part number.
Other applications
Other applications
Fits Betts brand lamp series only. O-ring size #72.
Part data verified against 3 catalog sources
Different year, make, or config? Get a confirmation against your truck in under a minute.
It is a #72 size O-ring [wertswelding.com](https://www.wertswelding.com/product/920146/) that seals the lamp housing to prevent moisture and debris intrusion. Replace when the original O-ring becomes brittle, cracked, or missing to maintain watertight integrity of the light assembly.
Part Number: 920146
O-RING, LIGHTS
Unit: ea
Dealer: Post Onsite
Compatibility, alternatives, and more
Parts commonly needed alongside electrical & lighting
