Plug

Enhance your Case Construction equipment’s performance with the durable Plug #R50441. Designed for reliability and precision, this essential part ensures optimal functionality, keeping your heavy machinery running smoothly on any job site. Upgrade your equipment today!

Compatible equipment

This part fits CASE CRAWLER TRACTOR, SERIES 3 CRAWLER DOZER TIER 3 (NA/EU), CRAWLER DOZER - TIER 4A, CASE LONG TRACK CRAWLER TRACTOR, SERIES 1 CRAWLER - 07/01/2002 - 01/31/2005, SERIES 2 CRAWLER TIER 2 - 01/21/2005 - 06/16/2006, SERIES 3 CRAWLER TIER 2 - 06/20/2006 - 12/31/2008, CRAWLER DOZER TIER 3, CRAWLER DOZER - NA, CRAWLER DOZER including models 1150D, 1150E, 1150G, 1150H, 1150K, 1150M LT, 1150M WT/LGP, 1155D, 1155E, 1450B, 1455B, 1550, 450C, 455C, 650, 650G, 650H, 650K, 750H, 750K, 750L, 850D, 850E, 850G, 850H.

Frequently asked questions

What is the part number?

The manufacturer part number is R50441.

Is this a genuine OEM part?

Yes. Southeastern Equipment stocks OEM and quality aftermarket parts for heavy equipment. Contact us if you need a specific OEM source or aftermarket option.

Will this fit my machine?

See the compatible equipment list above. If your model is not listed, call us with your machine's serial number and we can confirm.

Where does this ship from?

Southeastern Equipment Company ships parts nationwide from our US warehouse. Orders placed before 2 PM ET typically ship same day.

Free pickup at any of our 17 branches across Ohio, Indiana, Michigan, and Kentucky. Select your preferred branch at checkout.

30-day no-fault returns. Bought the wrong part? Send it back for a full refund — no restocking fees, no minimums.