Nut

Enhance your heavy equipment performance with the Case Construction Nut #280431. Designed for durability and precision, this essential component ensures secure connections and optimal functionality in your machinery, keeping your operations running smoothly and efficiently.

Compatible equipment

This part fits BACKHOE, LOADER, DAVIS TASKFORCE SUPER TRENCHER, CASE CRAWLER EXCAVATOR, CASE CRUZ-AIR WHEELED EXCAVATOR, CASE CRAWLER TRACTOR, CASE LOGGER CRAWLER EXCAVATOR, CASE FELLER/BUNCHER CRAWLER EXCAVATOR, DROTT CRAWLER EXCAVATOR, SERIES - CASE UNI-LOADER SKID STEER LOADER, CASE UNI-LOADER SKID STEER LOADER, CASE UNI-LOADER SKID STEER LOADER W/DEUTZ ENGINE, UTILITY BACKHOE, LOADER AND BACKHOE, CASE/BELOIT SKID KING WHEEL LOADER, CASE SKID KING WHEEL LOADER, DROTT SERIES-A CRAWLER EXCAVATOR, CASE FORKLIFT, BACKHOE AND LOADER FOR 530CK TRACTORS, BACKHOE FOR W7, W9A, W9B, W10, CASE GAS & DIESEL WHEEL TRACTOR, CASE WHEEL TRACTOR, BACKHOE AND LOADER, BACKHOE FOR 310G AND 450 CRAWLER, BACKHOE FOR 580CK, BACKHOE FOR W SERIES RIGID LOADERS, DROTT ENGINES FOR 35 CRAWLER - B SERIES, CASE ENGINE, BACKHOE FOR CRAWLER MODELS 750, 850, 1150, BACKHOE FOR 680CK TRACTOR, BACKHOES FOR CRAWLER MODELS 750, 850, 1150, SERIES A INTERNATIONAL LOADER TRACTOR, BACKHOE FOR 450, 450B, 850, 850B, AND W14, CASE LOADER BACKHOE ATTACHMENTS, LOADER AND BACKHOE FOR 580CK SERIES B, DROTT SERIES-B CRAWLER EXCAVATOR, CASE G.P. & L.C.G. WHEEL TRACTOR, CASE LOADER/LANDSCAPER TRACTOR, DROTT SERIES-B FELLER/BUNCHER CRAWLER EXCAVATOR, CASE SKID STEER LOADER, LOADER BACKHOE, SKID STEER - 410 NA BSN N7M480924, 410 EU BSN N7M468736, SKID STEER - SERIES 3, 410 NA ASN N7M480924, 410 EU ASN N7M468736, INTERNATIONAL HARVESTER COMPACT LOADER, CASE INDUSTRIAL TRACTOR, SKID STEER - 420NA BSN N7M466710, 420EU BSN N8M466713, SKID STEER - TIER 3, 420NA N7M466710, 420EU ASN N8M466713, CASE WHEEL TRACTOR W/LOADER BACKHOE, COMPACT TRACK LOADER - BSN N7M455401, COMPACT TRACK LOADER - SERIES 3, ASN N7M455401, SKID STEER - SERIES 3, ASN 430 NA N7M479683, 430 EU N7M479546, SKID STEER BSN 430 NA N7M479683, 430 EU N7M479546, CASE CONSTRUCTION KING WHEEL TRACTOR, SKID STEER - BSN N7M425032, SKID STEER - TIER 3 , ASN N7M425032, SKID STEER - 440 NA BSN N8M474469, 440 EU BSN N8M407542, SKID STEER - SERIES 3, 440 NA ASN N8M474469, 440 EU ASN N8M407542, COMPACT TRACK LOADER - BSN N7M483467, SKID STEER - BSN N7M454787, SKID STEER - TIER 3 , ASN N7M454787, COMPACT TRACK LOADER - BSN N8M458846, COMPACT TRACK LOADER - TIER 3 , ASN N8M458846, SKID STEER, TIER 2, P.I.N. N7M458414 & PRIOR, SKID STEER, TIER 3, P.I.N. N7M464019 & AFTER, CASE LONG TRACK CRAWLER TRACTOR, COMPACT TRACK LOADER - BSN N7M464019, SKID STEER - TIER 3 ASN N7M452623, SKID STEER BSN N7M452623, CASE CONSTRUCTION KING LOADER BACKHOE, CASE LOAD KING WHEEL LOADER, CASE TERRATRAC CRAWLER TRACTOR, CASE CONSTRUCTION KING FORKLIFT, IND - CASE CRAWLER TRACTOR, CASE TRENCHER, LOADER LANDSCAPER, CASE CONSTRUCTION KING TRACTOR W/SHUTTLE TRANSMISSION, CASE CONSTRUCTION KING WHEEL TRACTOR W/HYDROSTATIC TRANSMISSION, CASE CONSTRUCTION KING LOADER BACKHOE - SUPPLEMENT, CASE CONSTRUCTION KING LOADER BACKHOE - 4WD SUPPLEMENT, CASE CONSTRUCTION KING LOADER BACKHOE - TURBO SUPPLEMENT, SERIES 2 LOADER BACKHOE - ASN JJG0239360, CASE SUPER-D CONSTRUCTION KING LOADER BACKHOE, CASE SUPER-E CONSTRUCTION KING LOADER BACKHOE, CASE SUPER-K CONSTRUCTION KING LOADER BACKHOE, LOADER BACKHOE - BSN JJG0239361, CASE CONSTRUCTION KING FORKLIFT TRACTOR, TURBO LOADER BACKHOE, SERIES 2 LOADER BACKHOE - ASN JJG0210575, CASE TERRATRAC GASOLINE CRAWLER TRACTOR, CASE TURBO HORIZONTAL DIRECTIONAL DRILLING MACHINE, CASE WHEEL LOADER, DAVIS TASK FORCE TRENCHER, CASE TURBO TRENCHER, MINI CRAWLER EXCAVATOR ASN N4TN31001 -, PW12 - MINI CRAWLER EXCAVATOR - BTW PW11-30001 - PW12-40000, MINI CRAWLER EXCAVATOR, CASE BACKHOE, FLEETLINE 16+4 TRENCHER, CASE TRENCHER W/1.8L DIESEL ENGINE, CASE TRENCHER W/2.1L ENGINE, MINOTAUR COMPACT DOZER LOADER, ENGINE - 504160467 - 84455196, ENGINE 504334624 - 87486953, ENGINE - 504160468 - 84457641, ENGINE 504334626 - 87486951, CASE TRENCHER W/LOADER BACKHOE, DAVIS FLEETLINE 70+4 TRENCHER, DAVIS FLEETLINE 30+4 SUPER TRENCHER, DAVIS FLEETLINE 40+4 SUPER TRENCHER, SMALL ARTICULATED LOADER, SKID STEER LOADER - TIER 4F - NA, SKID STEER LOADER, SKID STEER LOADER - NRC, SKID STEER LOADER - TIER 3 - ROW, REGULATED NA - TIER 4 - MY26, SKID STEER LOADER - S5 NA, SKID STEER LOADER TIER 4, REGULATED NA, TIER 4 - MY26, MINI TRACK LOADER 1000 - STAGE V, COMPACT TRACK LOADER, COMPACT TRACK LOADER - NRC, COMPACT TRACK LOADER - TIER 3 - ROW, COMPACT TRACK LOADER - TIER 4F - NA, TELEHANDLER, CASE UNIT LOADER, CASE WHEEL LOADER W/POD CAB - NEW YORK STATE SPECIAL, CASE ARTICULATED WHEEL LOADER including models 26, 26B, 1000, 1080, 1080B, 1085B, 1085C, 1086B, 1150B, 1150D, 1150E, 1150G, 1150H, 1155D, 1155E, 1187, 1187B, 1187C, 120, 1280, 1280B, 1450, 1450B, 1455B, 1500.

Frequently asked questions

What is the part number?

The manufacturer part number is 280431.

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.