3920443 Preview Image

3920443
Expansion Plug
Cummins®

IN STOCK

Cummins®

6 are currently available

Ships within 1 business day

$7.49 $9.74

This truck part is made by Cummins®. We guarantee that all of our parts are from the OEM (original equipment manufacturer), ensuring a proper fit and quality manufacturing. We make it easy to buy truck parts online.


DESCRIPTION
An expansion plug, also known as a freeze plug or core plug, is a small metal disc that fits into the side of an engine block or cylinder head. The purpose of the expansion plug is to seal a hole left in the casting process and to allow for thermal expansion and contraction of the metal. The part number for this specific expansion plug is 3920443. When replacing an expansion plug, it is important to ensure that it fits snugly in its designated location to prevent leaks and maintain proper engine function.

SPECIFICATIONS

Comments
Item Not Shown In Art.
Hazard Description
Non-Hazardous (NOI, ICE/Auto)
Package Dimensions
6.25 x 4.0 x 0.05 in
Weight
0.02 lbs
* This information is provided as is and may be out of date. Please contact us or the manufacturer to verify warranty coverage.
* Variable geometry turbocharger and electronic actuator repairs are not eligible to be claimed as over-the-counter under New or ReCon parts warranty for parts installed after October 1, 2018.
* Diesel Oxidation Catalyst (DOC), Diesel Particulate Filter (DPF), Selective Catalyst Reduction (SCR) catalyst, and Electronic Control Module (ECM) repairs are not eligible to be claimed as over-the-counter under New or ReCon parts warranty for parts installed after January 1, 2020.
* These restrictions are only applicable to New parts and ReCon parts coverages for the components listed above sold to a customer in the US or Canada. All other coverages are excluded. All other regions are excluded.