O-ring 3.487 X 3.693 Width 0.103

Enhance your heavy equipment’s performance with the Case Construction O-Ring #259930. Measuring 3.487 x 3.693 inches with a width of 0.103 inches, this durable O-ring ensures a reliable seal for optimal operation in demanding environments.

Compatible equipment

This part fits INTERNATIONAL DIESEL TRACTOR, INTERNATIONAL 66 SERIES DIESEL TRACTOR, NH SP GRAIN WINDROWER, 90 DT - FIAT TRACTOR, SERIES 3 CRAWLER DOZER TIER 3 (NA/EU), 90 - FIAT TRACTOR, 90 DT - FIAT TRACTOR (LA), CASE IH ROTARY HOE, CASE IH CULTIVATOR, CASE UNI-LOADER SKID STEER LOADER, NH SP FORAGE HARVESTER, CASE DIESEL TRACTOR (PRIOR TO S/N 17895000), CASE DIESEL TRACTOR (S/N 17895000 THRU 002 & UP), CASE DIESEL TRACTOR (PRIOR TO S/N 17897500), CASE DIESEL TRACTOR (S/N 17897500 TO 17897505 17897510 & AFTER, 3 CYL AG TRACTOR ALL PURPOSE, NH SP FORAGE HARVESTER AFTER S/N 404591, NH SP FORAGE HARVESTER S/N 404501-404590, INTERNATIONAL INDUSTRIAL DIESEL TRACTOR, CASE DIESEL TRACTOR, INTERNATIONAL SERIES-A TRACTOR (NORTH AMERICA), INTERNATIONAL HARVESTER PACKER-MULCHER, INTERNATIONAL HYDROSTATIC TRACTOR, LAVERDA COMBINE, LAVERDA RICE COMBINE, INTERNATIONAL HARVESTER SELF-PROPELLED WINDROWER, INTERNATIONAL HARVESTER COMPACT LOADER, CASE IH ROLLER MULCHER, CASE LONG TRACK CRAWLER TRACTOR, 3 CYL TRACTOR LOADER BACKHOE, CASE TRENCHER, TRACTOR FORD, INTERNATIONAL HARVESTER VIBRA CHISEL, INTERNATIONAL CHISEL PLOW, MCCORMICK-INTERNATIONAL CHISEL PLOW, 4 CYL TRACTOR LOADER BACKHOE, INTERNATIONAL SERIES-A TRACTOR (EUROPE), LOADER BACKHOE (NORTH AMERICA), INTERNATIONAL HARVESTER 2-WAY 4-FURROW MOLDBOARD PLOW, CASE CRAWLER TRACTOR, SERIES 2 CRAWLER TIER 2 - 01/21/2005 - 06/16/2006, SERIES 3 CRAWLER TIER 2 - 06/20/2006 - 12/31/2008, INTERNATIONAL HARVESTER TRAILING MOLDBOARD PLOW, AXIAL-FLOW COMBINE, COMBINE - TIER 4 COMMON CAB, 93 DT - FIAT TRACTOR, 94 DT - FIAT TRACTOR, COMBINE - TIER 4, COMBINE - TIER 4B (NA) - 2016, COMBINE - TIER 4B (NA) ASN YFG230001, COMBINE - TIER 4B (NA) BSN YFG230000, MY18 COMBINE TIER 4B (NA), MY19 COMBINE TIER 4B (NA), MY20 COMBINE TIER 4B (NA), CRAWLER DOZER TIER 3, MY18 COMBINE TIER 4B REDEKOP CHOPPER OPTION (NA), FARMALL TRACTOR, INTERNATIONAL TRACTOR, FORD TRACTOR, 6 CYL AG TRACTOR ALL PURPOSE, 6 CYL AG TRACTOR, SICKLE BAR, WIDE COMFORT CAB, WIDE SUPER COMFORT CAB - 90 SERIES, CRAWLER DOZER TIER 3 (HYDRO), CRAWLER DOZER - NA, CRAWLER DOZER, FIAT TRACTOR, AG TRACTOR (MEX), TRACTOR - TIER 4B (MEX), COMPACT TRACTOR - TIER 4, CRAWLER LOADER, WHEEL LOADER, WHEEL LOADER (N.A. VERSION), WHEEL LOADER -, WHEEL LOADER - LOW EMISSION ENGINE SUPPLEMENT (N.A. VERSION), CASE IH TRACTOR, TRACTOR, SKID STEER - NA, NH SKID STEER LOADER, SKID STEER LOADER, CASE IH MAXXUM DIESEL TRACTOR, AUTOCOMMAND TRACTOR - STAGE V (NA), DYNAMIC COMMAND TRACTOR - STAGE V (NAFTA), TL IVECO ENGINE, TWIN ROTOR COMBINE, TRACTOR HC - TIER 4B (MEX), NH CONVENTIONAL COMBINE, TRACTOR - ACTIVEDRIVE - STAGE V (NA), TRACTOR - CVX DRIVE - STAGE V (NA) including models 1026, 1066, 1090, 115, 1150K, 130, 140, 1468, 160, 180, 181, 1820, 1825B, 183, 1830, 1838, 184, 1840, 1890, 1895, 1896, 1900, 1915, 2096, 2100.

Frequently asked questions

What is the part number?

The manufacturer part number is 259930.

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.