Lock Washer

Enhance the durability of your heavy equipment with Case Construction Lock Washer #140028. Designed for secure fastening, this high-quality lock washer ensures optimal performance and reliability in demanding construction environments. Perfect for maintaining your machinery’s integrity.

Compatible equipment

This part fits WHEEL LOADER STD LINKAGE - STAGE V - 2025 UPDATES, DRIVE - WHEEL LOADER STD LINKAGE - STAGE V - 2025 UPDATES, WHEEL LOADER - STAGE V - TS - ZBAR, WHEEL LOADER - T4B - STD LINKAGE, WHEEL LOADER - T4B - XR LINKAGE, CASE CRAWLER EXCAVATOR, CASE CRUZ-AIR WHEELED EXCAVATOR, CASE LONG TRACK/TURNABLE LEVELER CRAWLER EXCAVATOR, STD LINKAGE WHEEL LOADER STAGE 5, CASE CRAWLER TRACTOR, CRAWLER DOZER, POCLAIN CRAWLER EXCAVATOR, CASE LOGGER CRAWLER EXCAVATOR, CASE FELLER/BUNCHER CRAWLER EXCAVATOR, DROTT CRAWLER EXCAVATOR, CASE UNI-LOADER SKID STEER LOADER, CRAWLER DOZER TIER 2, CASE HORIZONTAL DIRECTIONAL DRILLING MACHINE, SMALL WHEEL LOADER, BACKHOE LOADER, 4WD - TIER 4B - MY19, DROTT LOGGER & HEAVY DUTY CRAWLER EXCAVATOR, COMPACT WHEEL LOADER HS, ZB, BACKHOE, DROTT SERIES-A CRAWLER EXCAVATOR, BACKHOE FOR CRAWLER MODELS 750, 850, 1150, BACKHOES FOR CRAWLER MODELS 750, 850, 1150, CASE TRENCHER, CASE SKID STEER LOADER, SKID STEER - 410 NA BSN N7M480924, 410 EU BSN N7M468736, SKID STEER - SERIES 3, 410 NA ASN N7M480924, 410 EU ASN N7M468736, SKID STEER - 420NA BSN N7M466710, 420EU BSN N8M466713, SKID STEER - TIER 3, 420NA N7M466710, 420EU ASN N8M466713, COMPACT TRACK LOADER - BSN N7M455401, COMPACT TRACK LOADER - SERIES 3, ASN N7M455401, SKID STEER BSN 430 NA N7M479683, 430 EU N7M479546, SKID STEER - BSN N7M425032, SKID STEER - TIER 3 , ASN N7M425032, SKID STEER - 440 NA BSN N8M474469, 440 EU BSN 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, COMPACT TRACK LOADER - SERIES 3 ASN N7M464019, SKID STEER - TIER 3 ASN N7M452623, SKID STEER BSN N7M452623, CASE CONSTRUCTION KING LOADER BACKHOE, CASE TERRATRAC CRAWLER TRACTOR, WHEEL LOADER XT LINKAGE - STAGE V - 2025 UPDATES, WHEEL LOADER - STAGE V - TS - XT, WHEEL LOADER - T4B - XT LINKAGE, IND - CASE CRAWLER TRACTOR, LOADER LANDSCAPER, SERIES 3 LOADER LANDSCAPER TIER 3 - ASN N8C510600, LOADER LANDSCAPER - LIVERY, LOADER LANDSCAPER - TIER 4B - MY26, LOADER LANDSCAPER - TIER 4A ASN NCC570600, TRACTOR LOADER BACKHOE, BACKHOE LOADER, BACKHOE LOADER TIER 4- MR1UP, ELECTRIC FOUR WHEEL DRIVE, CASE CONSTRUCTION KING LOADER BACKHOE - 4WD SUPPLEMENT, CASE CONSTRUCTION KING LOADER BACKHOE - TURBO SUPPLEMENT, SERIES 2 LOADER BACKHOE - ASN JJG0239360, BACKHOE LOADER - TIER 3 NRC, BACKHOE LOADER - TIER 4A - FROM PIN NCC560000, BACKHOE LOADER, 2WD - TIER 3 NRC - MY18, BACKHOE LOADER, 2WD - TIER 3 NRC - MY19, BACKHOE LOADER, 2WD - TIER 4B - MY18, BACKHOE LOADER, 2WD - TIER 4B - MY19, BACKHOE LOADER, 4WD - TIER 3 NRC - MY18, BACKHOE LOADER, 4WD - TIER 3 NRC - MY19, BACKHOE LOADER, 4WD - TIER 4B - MY18, LOADER BACKHOE - TIER 3 NRC, 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, BACKHOE LOADER - TIER 4A - FROM PIN NCC564000, LOADER BACKHOE, BACKHOE LOADER - WIDE TRACK, BACKHOE LOADER, 4WD - WIDE TRACK - TIER 3 NRC - MY18, BACKHOE LOADER, 4WD - WIDE TRACK - TIER 3 NRC - MY19, BACKHOE LOADER, 4WD - WIDE TRACK - TIER 4B - MY18, BACKHOE LOADER, 4WD - WIDE TRACK - TIER 4B - MY19, BACKHOE LOADER, WIDE TRACK, BACKHOE LOADER, WIDE TRACK - TIER 3 NRC, BACKHOE LOADER, CENTER PIVOT, TOOL CARRIER, 4WD - TIER 4B - MY22, BACKHOE LOADER, CENTER PIVOT, TOOL CARRIER, 4WD - TIER 4B - MY24, BACKHOE LOADER, CENTER PIVOT, TOOL CARRIER, 4WD - TIER 4B - MY25, BACKHOE LOADER, SIDE SHIFT, STRAIGHT LOADER ARM, 4WD - TIER 3 - MY21, BACKHOE LOADER, SIDE SHIFT, TOOL CARRIER, 4WD - TIER 4B - MY22, BACKHOE LOADER, SIDE SHIFT, TOOL CARRIER, 4WD - TIER 4B - MY25, CASE CONSTRUCTION KING FORKLIFT, CASE FORKLIFT, FORKLIFT - LIVERY, FORKLIFT, TURBO LOADER BACKHOE, SERIES 2 LOADER BACKHOE - ASN JJG0210575, CASE TERRATRAC GASOLINE CRAWLER TRACTOR, CASE TURBO HORIZONTAL DIRECTIONAL DRILLING MACHINE, CASE WHEEL LOADER, 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, CASE EXCAVATOR - ELECTRO MAGNET, CASE EXCAVATOR - HANDLING CLAMSHELL, CASE WHEEL LOADER TIER 3, WHEEL LOADER TIER3 ZBAR EC4 - BR, WHEEL LOADER TIER3 ZBAR EC4 FERTILIZER - BR, WHEEL LOADER TIER3 ZBAR EC4 SUGARCANE BAGASSE - BR, CRAWLER DOZER TIER 3, DOUBLE DRUM, POCLAIN WHEELED EXCAVATOR, WHEEL LOADER TIER 3 NA/EU, 6WD MOTOR GRADER ELECTRO-HYDRAULIC - STAGE V, AWD MOTOR GRADER MY20 - STAGE V, MOTOR GRADER - ASN 020001, MOTOR GRADER TIER 2- BTW 020101-020187, Tier-4, CASE TURBO TRENCHER, MOTOR GRADER - ASN 022001, MOTOR GRADER TIER 2 - ASN 022101, MOTOR GRADER - ASN N5AF04007, MOTOR GRADER - ASN 024001, MOTOR GRADER TIER 2 - BTW 024102-024129, CASE TURNTABLE LEVELER CRAWLER EXCAVATOR, CASE EXCAVATOR - TILTING TOOL ATTACHMENT W/QUICK COUPLER, EXCAVATOR - TIMBER KING SUPPLEMENT, 6UZ1XASS01 - ISUZU DIESEL ENGINE, BENTONITE INJECTOR SYSTEM - 2000, BENTONITE INJECTOR SYSTEM / 2000, SERIES-B MAXI-SNEAKER CABLE LAYER, CRAWLER EXCAVATOR TIER 3, CRAWLER EXCAVATOR - LONG CARRIAGE - STAGE V, MINI CRAWLER EXCAVATOR, MINI CRAWLER EXCAVATOR - BTW PW11-30001 - PW12-40000, CRAWLER EXCAVATOR, CRAWLER EXCAVATOR TIER 3 - ASN DAC075K3N8SLA7101, CASE TRENCHER W/2.1L ENGINE, TRENCHER - MITSUBISHI ENGINE, MINOTAUR COMPACT DOZER LOADER, ENGINE ISHIBAURA N4LDI, PERKINS ENGINE, CASE TRENCHER W/LOADER BACKHOE, ISM ENGINE, SNEAKER - SERIES-C TRENCHER, ENGINE, 40 - DAVIS LINE LAYER ATTACHMENT, IRRIGATION POWER UNIT, DAVIS FLEETLINE 30+4 TRENCHER, DAVIS FLEETLINE 40+4 TRENCHER, SKID STEER LOADER, SKID STEER LOADER - NRC, SKID STEER LOADER - TIER 3 - ROW, SKID STEER ENGINE - 844T, SKID STEER LOADER - TIER 4F - NA, COMPACT TRACK LOADER - NRC, COMPACT TRACK LOADER, COMPACT TRACK LOADER - TIER 3 - ROW, COMPACT TRACK LOADER - TIER 4F - NA, CASE UNIT LOADER including models 1021G, 1021G X, 1021G2, 1080B, 1085B, 1085C, 1086B, 1088, 1121G, 1121G X, 1121G2, 1150E, 1150G, 1150H, 1150M LT, 1150M WT, 1150M WT/LGP, 1155E, 115CL, 1187B, 1187C, 120, 1280, 1280B, 1550.

Frequently asked questions

What is the part number?

The manufacturer part number is 140028.

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.