O-Ring Oring

Enhance your heavy equipment’s performance with the Case Construction O-Ring #238-5439. Designed for durability and precision, this high-quality O-ring ensures a reliable seal, preventing leaks and extending the lifespan of your machinery. Perfect for maintenance and repairs.

Compatible equipment

This part fits CASE TERRATRAC CRAWLER TRACTOR (S/N 7010001 TO 7100001), CASE TERRATRAC CRAWLER TRACTOR (S/N 7103001 & AFTER), CASE CRAWLER TRACTOR (S/N 7103001 & AFTER), CASE DIESEL TRACTOR, CASE G.P. & L.C.G. WHEEL TRACTOR, CASE LOADER/LANDSCAPER TRACTOR, DROTT SERIES-A CRAWLER EXCAVATOR, DROTT SERIES-B CRAWLER EXCAVATOR (S/N 550 & AFTER), CASE TERRATRAC CRAWLER TRACTOR (DIESEL), CASE TERRATRAC GASOLINE CRAWLER TRACTOR, CASE CRAWLER TRACTOR (BEFORE S/N 7070351), DAVID BROWN SELECTAMATIC LIVEDRIVE DIESEL TRACTOR, DAVID BROWN SELECTAMATIC DIESEL TRACTOR, CASE CRAWLER TRACTOR (UP TO S/N 7083999), CASE INDUSTRIAL CRAWLER TRACTOR (AFTER S/N 7084000), DAVID BROWN IMPLEMATIC LIVEDRIVE TRACTOR, DAVID BROWN IMPLEMATIC NARROW LIVEDRIVE TRACTOR, DAVID BROWN IMPLEMATIC TRACTOR, DAVID BROWN IMPLEMATIC NARROW TRACTOR, DAVID BROWN SELECTAMATIC TRACTOR (S/N 530001 TO 563379), DAVID BROWN LIVEDRIVE DIESEL TRACTOR, DAVID BROWN DIESEL TRACTOR, DAVID BROWN DIESEL TRACTOR W/Q CAB (S/N 11000001 TO 11021851), DAVID BROWN SELECTAMATIC TRACTOR, DAVID BROWN IMPLEMATIC LIVEDRIVE TRACTOR (S/N 9503A400001 & ON), CASE CRAWLER EXCAVATOR, DAVID BROWN IMPLEMATIC TRACTOR (S/N 440001 TO 468620), DAVID BROWN IMPLEMATIC LIVEDRIVE TRACTOR (S/N 440001 TO 468620), CRAWLER DOZER, SKID STEER ENGINE - N844, SKID STEER LOADER, SKID STEER LOADER - NRC, SKID STEER LOADER - TIER 4B, SKID STEER LOADER - TIER 4A, SKID STEER LOADER - TIER 4B-C, SKID STEER LOADER - TIER 3 - ROW, SKID STEER LOADER - TIER 4F - NA, SKID STEER LOADER TIER 4, COMPACT TRACK LOADER - TIER 4A, COMPACT TRACK LOADER - TIER 4B, COMPACT TRACK LOADER - NRC including models 1000, 1000C, 1000D, 1190, 1194, 380CK, 50, 600, 750, 770A, 770B, 800, 850, 880, 880A, 880B, 880E, 880F, 880UE, 880UF, 885, 885N, 950, 980, 990.

Frequently asked questions

What is the part number?

The manufacturer part number is 238-5439.

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.

Ships nationwide. In-stock parts ordered before 2:30 PM ET ship the same business day. Your exact shipping cost and delivery estimate are calculated at checkout from your ZIP code and the part’s size and weight; oversized and truck-freight items may need extra transit time and freight charges.

Free branch pickup is also available across Ohio, Indiana, Michigan, and Kentucky — just choose it at checkout.

30-day returns. New, unused parts in original packaging may be returned within 30 days. Some items — including electrical, special-order, and direct-from-supplier parts — are non-returnable. See our full return policy.