O-ring O Ring

Enhance the performance of your heavy equipment with the Case Construction O-Ring #70935118. Designed for durability and precision, this essential part ensures optimal sealing and reliability, keeping your machinery running smoothly in demanding conditions. Perfect for maintenance and repairs.

Compatible equipment

This part fits DAVIS TASKFORCE SUPER TRENCHER, CASE CRAWLER EXCAVATOR, CASE CRUZ-AIR WHEELED EXCAVATOR, CASE LOGGER CRAWLER EXCAVATOR, CASE FELLER/BUNCHER CRAWLER EXCAVATOR, DROTT CRAWLER EXCAVATOR, CASE CRAWLER TRACTOR, CASE UNI-LOADER SKID STEER LOADER, CASE UNI-LOADER SKID STEER LOADER (AFTER S/N JAF0069386), CASE UNI-LOADER SKID STEER LOADER (UP TO S/N JAF0069586), CASE UNI-LOADER SKID STEER LOADER (NORTH AMERICA), CASE SKID KING WHEEL LOADER, DROTT ENGINES FOR 35 CRAWLER - B SERIES, CASE ENGINE, DROTT SERIES-D CRAWLER EXCAVATOR (S/N 6266131 & AFTER), DROTT SERIES-B CRAWLER EXCAVATOR, CASE TRENCHER, DROTT SERIES-B FELLER/BUNCHER CRAWLER EXCAVATOR, DROTT SERIES-A CRAWLER EXCAVATOR, CASE LONG TRACK CRAWLER TRACTOR, CASE CABLE LAYER W/301B ENGINE (PRIOR TO S/N 3058169), CASE CABLE LAYER W/336 ENGINE (S/N 3058169 & AFTER), CASE CONSTRUCTION KING LOADER BACKHOE, DROTT SERIES-B CRAWLER EXCAVATOR (S/N 550 & AFTER), IND - CASE CRAWLER TRACTOR, LOADER LANDSCAPER, CASE CONSTRUCTION KING FORKLIFT, CASE CONSTRUCTION KING TRACTOR (BSN 8685800) (NORTH AMERICA), CASE CONSTRUCTION KING LOADER BACKHOE AFTER S/N 3739160 (EUROPE), CASE CONSTRUCTION KING LOADER BACKHOE BEFORE S/N 3739160 (EUROPE), LOADER BACKHOE (NORTH AMERICA), SERIES 2 LOADER BACKHOE - ASN JJG0239360, CASE SUPER-D CONSTRUCTION KING LOADER BACKHOE, CASE SUPER-E CONSTRUCTION KING LOADER BACKHOE, CASE WHEEL LOADER (PRIOR TO S/N JAK0021701) (NORTH AMERICA), CASE WHEEL LOADER (S/N JAK0021701 & AFTER) (NORTH AMERICA), 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 (HYDRO), CRAWLER DOZER - TIER 4B, CASE SERIES-C CONSTRUCTION KING LOADER BACKHOE (S/N 910600 TO 9111008), CASE SERIES-C CONSTRUCTION KING LOADER BACKHOE (S/N 9111009 & AFTER), DAVIS TASK FORCE TRENCHER, CRAWLER DOZER TIER 3, CASE WHEEL LOADER (NORTH AMERICA), CASE WHEEL LOADER (S/N JEE0155000 & BEFORE), CASE WHEEL LOADER (S/N JEE0155001 & AFTER), CASE CRAWLER TRACTOR (S/N 7073469 & AFTER) (NORTH AMERICA), CASE TURBO TRENCHER, TRENCHER SUPPLEMENT (NORTH AMERICAN HOMOLOGATION), CASE CRAWLER EXCAVATOR (S/N 6203751 & AFTER), MAXI-SNEAKER CABLE LAYER, SNEAKER C - 25 4XP TRENCHER, DAVIS FLEETLINE 30 4 TRENCHER, DAVIS FLEETLINE 40 4 TRENCHER, CASE UNIT LOADER, CASE ARTICULATED WHEEL LOADER (PRIOR TO S/N 9119672) (NORTH AMERICA), CASE UNIT LOADER W/POD CAB (S/N 9119672 & AFTER) (NORTH AMERICA), CASE WHEEL LOADER, CASE UNIT LOADER W/POD CAB (S/N 9119672 & AFTER), CASE ARTICULATED WHEEL LOADER (PRIOR TO S/N 9119672), CASE WHEEL LOADER (PRIOR TO S/N 17754000), CASE WHEEL LOADER (S/N 17754000 & AFTER), CASE WHEEL LOADER (S/N 9811301 & AFTER) (NORTH AMERICA) including models 1000, 1080, 1080B, 1085B, 1085C, 1086B, 1187, 1187B, 1187C, 120, 1280, 1280B, 1450B, 1455B, 1818, 1825, 1845B, 300C, 336B, 336DBT, 35, 35EC, 35YC, 360, 400C.

Frequently asked questions

What is the part number?

The manufacturer part number is 70935118.

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.