Washer Lock

Enhance your Case Construction equipment’s performance with the durable Washer Lock #87340. Designed for reliable fastening, this essential part ensures optimal operation and longevity, making it a must-have for heavy equipment maintenance and repair.

Compatible equipment

This part fits DAVIS TASKFORCE SUPER TRENCHER, 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 CRAWLER EXCAVATOR - DUAL POWER ELECTRIC & DIESEL ENGINE, 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, COMPACT WHEEL LOADER TIER 3, SERIES - CASE UNI-LOADER SKID STEER LOADER, CASE UNI-LOADER SKID STEER LOADER, CASE UNI-LOADER SKID STEER LOADER W/DEUTZ ENGINE, CRAWLER DOZER TIER 2, SERIES 3 CRAWLER TIER 3, CASE GASOLINE ENGINE, WINCH, SMALL WHEEL LOADER, UTILITY BACKHOE, DROTT LOGGER & HEAVY DUTY CRAWLER EXCAVATOR, COMPACT WHEEL LOADER HS, ZB, BACKHOE, LOADER, DAVIS FLEETHOE TRENCHER, CASE/BELOIT SKID KING WHEEL LOADER, CASE SKID KING WHEEL LOADER, CASE FORKLIFT, BACKHOE AND LOADER FOR 530CK TRACTORS, BACKHOE FOR W7, W9A, W9B, W10, LOADER AND BACKHOE, CASE WHEEL TRACTOR, ARTICULATED TRUCK, 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, LOADER AND BACKHOE FOR 580CK SERIES B, DROTT SERIES-B CRAWLER EXCAVATOR, CASE TRENCHER, CASE G.P. & L.C.G. WHEEL TRACTOR, CASE LOADER/LANDSCAPER TRACTOR, DROTT SERIES-B FELLER/BUNCHER CRAWLER EXCAVATOR, DROTT SERIES-A CRAWLER EXCAVATOR, 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, INTERNATIONAL HARVESTER COMPACT LOADER, 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, COMPACT WHEEL LOADER HS, ZB - STAGE V, 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, COMPACT TRACK LOADER - SERIES 3, ASN 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 LOAD KING WHEEL LOADER, CASE TERRATRAC CRAWLER TRACTOR, WHEEL LOADER XT LINKAGE - STAGE V - 2025 UPDATES, WHEEL LOADER - STAGE V - TS - XT, WHEEL LOADER - T4B - XT LINKAGE, CASE CONSTRUCTION KING FORKLIFT, 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, BACKHOE LOADER, BACKHOE LOADER TIER 4- MR1UP, CASE CONSTRUCTION KING TRACTOR W/SHUTTLE TRANSMISSION, CASE CONSTRUCTION KING WHEEL TRACTOR W/HYDROSTATIC TRANSMISSION, 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, BACKHOE LOADER, 4WD - TIER 4B - MY19, 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, CENTER PIVOT, TOOL CARRIER, 4WD, WEST VIRGINIA - TIER 4B - MY24, 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 TRACTOR, 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 SERIES-2 TELESCOPIC HANDLER, CASE TELESCOPIC HANDLER, CASE TIER-2 TELESCOPIC HANDLER, DAVIS TRIMLINE TRENCHER, DAVIS TASK FORCE TRENCHER, 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, CASE EXCAVATOR - BACKUP AUDIBLE WARNING DEVICE, WHEEL LOADER TIER 3 NA/EU, 4WD MOTOR GRADER ELECTRO-HYDRAULIC - STAGE V, 4WD MOTOR GRADER MY20 - STAGE V, 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, BENTONITE INJECTOR SYSTEM, CRUSHER, MAXI-SNEAKER CABLE LAYER, SERIES-B MAXI-SNEAKER CABLE LAYER, SERIES-B MINI-SNEAKER CABLE LAYER, MIDI CRAWLER EXCAVATOR, 2 PIECE BOOM, CAB - STAGE V, MINI CRAWLER EXCAVATOR, CANOPY - STAGE V, CRAWLER EXCAVATOR TIER 3, MINI CRAWLER EXCAVATOR, CAB - STAGE V, CRAWLER EXCAVATOR - LONG CARRIAGE - STAGE V, MINI CRAWLER EXCAVATOR, CAB - TR4F, MINI CRAWLER EXCAVATOR, CANOPY - TR4F, MINI CRAWLER EXCAVATOR, 2 PIECE BOOM, CANOPY - STAGE V, MINI CRAWLER EXCAVATOR, 2 PIECE BOOM,CAB - STAGE V, MINI CRAWLER EXCAVATOR, ELECTRIC, CAB, MINI CRAWLER EXCAVATOR, ELECTRIC, CANOPY, MINI CRAWLER EXCAVATOR, 2 PIECE BOOM, CAB - STAGE V, MINI CRAWLER EXCAVATOR - BTW PW11-30001 - PW12-40000, EXCAVATOR, MINI CRAWLER EXCAVATOR, CAB - STAGE V MY24, MINI CRAWLER EXCAVATOR, CANOPY - STAGE V MY26, MINI CRAWLER EXCAVATOR, 2 PIECE BOOM, CAB - STAGE V MY24, MIDI CRAWLER EXCAVATOR, CAB - STAGE V, CRAWLER EXCAVATOR, CRAWLER EXCAVATOR TIER 3 - ASN DAC075K3N8SLA7101, CASE BACKHOE, FLEETLINE 16+4 TRENCHER, FLEETLINE 25+4 TRENCHER, CASE TRENCHER W/1.8L DIESEL ENGINE, CASE TRENCHER W/2.1L ENGINE, TRENCHER - MITSUBISHI ENGINE, TRENCHER - CASE 188 DIESEL ENGINE, TRENCHER - CASE 207 DIESEL ENGINE, MINOTAUR COMPACT DOZER LOADER, CASE TRENCHER W/LOADER BACKHOE, ISM ENGINE, DAVIS FLEETLINE 70+4 TRENCHER, SNEAKER - SERIES-C TRENCHER, SNEAKER C - 25+4XP TRENCHER, DAVIS MINI-SNEAKER CABLE LAYER, ENGINE, IRRIGATION POWER UNIT, DAVIS FLEETLINE 30+4 SUPER TRENCHER, DAVIS FLEETLINE 40+4 SUPER TRENCHER, DAVIS FLEETLINE 30+4 TRENCHER, DAVIS FLEETLINE 7+2 TRENCHER, DAVIS FLEETLINE 40+4 TRENCHER, SMALL ARTICULATED LOADER, SKID STEER LOADER, SKID STEER LOADER - NRC, SKID STEER LOADER - TIER 4F - NA, SKID STEER LOADER - S5 NA, SKID STEER LOADER - TIER 3 - ROW, REGULATED NA - TIER 4 - MY26, SKID STEER LOADER TIER 4, REGULATED NA, TIER 4 - MY26, SV340B-RGV-AP, MINI TRACK LOADER 1000 - STAGE V, ELECTRIC MINI TRACK LOADER, COMPACT TRACK LOADER, COMPACT TRACK LOADER - NRC, COMPACT TRACK LOADER - TIER 3 - ROW, COMPACT TRACK LOADER - TIER 4F - NA, CASE UNIT LOADER, CASE WHEEL LOADER W/POD CAB - NEW YORK STATE SPECIAL, CASE ARTICULATED WHEEL LOADER including models 1000, 1021G, 1021G X, 1021G2, 1080, 1080B, 1085B, 1085C, 1086B, 1088, 1121G, 1121G X, 1121G2, 1150B, 1150D, 1150E, 1150G, 1150H, 1150M LT, 1150M WT, 1150M WT/LGP, 1155D, 1155E, 115CL, 1187.

Frequently asked questions

What is the part number?

The manufacturer part number is 87340.

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.