Lock Washer

Enhance the durability of your heavy equipment with Case Construction Lock Washer #87341. Designed for optimal performance, this reliable component ensures secure fastening, reducing wear and tear in demanding environments. Perfect for maintaining your machinery’s efficiency and longevity.

Compatible equipment

This part fits POCLAIN CRAWLER EXCAVATOR, 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, CASE LOGGER CRAWLER EXCAVATOR, CASE FELLER/BUNCHER CRAWLER EXCAVATOR, DROTT CRAWLER EXCAVATOR, COMPACT WHEEL LOADER TIER 3, COMPACT WHEEL LOADER STD EVO, ZB, COMPACT WHEEL LOADER STD, TC, COMPACT WHEEL LOADER STD, ZB, CASE UNI-LOADER SKID STEER LOADER, CRAWLER DOZER TIER 2, SERIES 3 CRAWLER TIER 3, SMALL WHEEL LOADER, FORKLIFT, DROTT LOGGER & HEAVY DUTY CRAWLER EXCAVATOR, COMPACT WHEEL LOADER HS, ZB, COMPACT WHEEL LOADER HSP, ZB - TIER 4 - MY23, COMPACT WHEEL LOADER HSP, ZB, BACKHOE, LOADER, CASE/BELOIT SKID KING WHEEL LOADER, CASE SKID KING WHEEL LOADER, COMPACT WHEEL LOADER HPS EVO, XR, COMPACT WHEEL LOADER HSP EVO, ZB, COMPACT WHEEL LOADER STD, XR - TIER 4 - MY23, COMPACT WHEEL LOADER STD, XR, BACKHOE AND LOADER, BACKHOE FOR 310G AND 450 CRAWLER, BACKHOE FOR 580CK, BACKHOE FOR W SERIES RIGID LOADERS, ARTICULATED TRUCK, BACKHOE FOR CRAWLER MODELS 750, 850, 1150, BACKHOE FOR 680CK TRACTOR, BACKHOES FOR CRAWLER MODELS 750, 850, 1150, ARTICULATED TRUCK S/N: UNTIL HHD000754, BACKHOE FOR 450, 450B, 850, 850B, AND W14, LOADER AND BACKHOE FOR 580CK SERIES B, CASE TRENCHER, CASE LOADER/LANDSCAPER TRACTOR, DROTT SERIES-B FELLER/BUNCHER CRAWLER EXCAVATOR, DROTT SERIES-B 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, CASE INDUSTRIAL TRACTOR, 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, 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, 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 WHEEL TRACTOR, CASE CONSTRUCTION KING LOADER BACKHOE, 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, CASE CONSTRUCTION KING FORKLIFT, 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-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, CASE FORKLIFT, FORKLIFT - LIVERY, TURBO LOADER BACKHOE, SERIES 2 LOADER BACKHOE - ASN JJG0210575, 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 EXCAVATOR - HYDRAULIC SHEARS, CASE TIER-2 TELESCOPIC HANDLER, 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, POCLAIN WHEELED EXCAVATOR, 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, EXCAVATOR - TIMBER KING SUPPLEMENT, 6UZ1XASS01 - ISUZU DIESEL ENGINE, MAXI-SNEAKER CABLE LAYER, SERIES-B MAXI-SNEAKER CABLE LAYER, SERIES-B MINI-SNEAKER CABLE LAYER, COMPACT WHEEL LOADER STD, ELECTRIC, ZB, MIDI CRAWLER EXCAVATOR, 2 PIECE BOOM, CAB - STAGE V, CRAWLER EXCAVATOR TIER 3, MINI CRAWLER EXCAVATOR - BTW PW11-30001 - PW12-40000, MINI CRAWLER EXCAVATOR, CAB - STAGE V, MINI CRAWLER EXCAVATOR, CANOPY - STAGE V, CRAWLER EXCAVATOR - LONG CARRIAGE - STAGE V, CRAWLER EXCAVATOR, MINI CRAWLER EXCAVATOR, CAB - TR4F, MINI CRAWLER EXCAVATOR, CANOPY - TR4F, MINI CRAWLER EXCAVATOR ASN N4TN31001 -, 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, PW12 - MINI CRAWLER EXCAVATOR - BTW PW11-30001 - PW12-40000, MINI CRAWLER EXCAVATOR, CAB, JAPAN ENGINE - STAGE V - MY25, MINI CRAWLER EXCAVATOR, CANOPY, JAPAN ENGINE - STAGE V - MY25, MINI CRAWLER EXCAVATOR, MINI CRAWLER EXCAVATOR, 2 PIECE BOOM, CAB - STAGE V, 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 TIER 3 - ASN DAC075K3N8SLA7101, MINOTAUR COMPACT DOZER LOADER, ENGINE 504388763 - 84308023, ENGINE PN 5802849000 - 82KW, ENGINE - 5801390423 - 84281067, ENGINE PN 5801473755 - 85KW, ENGINE PN 5802848989 - 55KW, ENGINE PN 5802756700 - 55KW, ENGINE PN 5802877469 - 55KW, ENGINE 5801398328 - 84281129., ENGINE 5801438206 - 84393712, ENGINE 5801438206 - 84393712., ENGINE PN 5801473756 - 67KW, ENGINE PN 5801877962 - 67KW, ENGINE PN 5801877968 - 67KW, ENGINE - 5801473761 - 84327790, ENGINE PN 5801473757 - 61KW, ENGINE - 5801473760 - 84327776, ENGINE PN 5801989215 - 72KW, ENGINE PN 5802338211 - 72KW, ENGINE PN 5802338216 - 72KW, ENGINE PN 5802338213 - 72KW, ENGINE - 5801842715 - 47651438, ENGINE PN 5801987965 - 55 KW, ENGINE PN 5801987985 - 55KW, ENGINE 5801987986 47677104 ENGINE T4B SSL 55kw, ENGINE PN 5802132842 - 55KW, ENGINE PN 5802132841 - 55KW, ENGINE PN 5802132830 - 55KW, ENGINE PN 5802132831 - 55KW, ENGINE PN 5802285887 - 55KW, ENGINE PN 5802285898 - 55KW, ENGINE PN 5802285930 - 55KW, ENGINE PN 5802285934 - 55KW, ENGINE PN 5802487328 - 55KW, ENGINE PN 5802487631 - 55KW, ENGINE PN 5802492220 - 55KW, ENGINE PN 5802492222 - 55KW, ENGINE PN 5802761709 - 55KW, ENGINE PN 5802761711 - 55KW, ENGINE PN 5802984255 - 55KW, ENGINE PN 5802984302 - 55KW, ENGINE PN 5803152773 - 55 KW, ENGINE PN 5803201121 - 55 KW, ENGINE PN 5803220297 - 55 KW, ENGINE PN 5802285906 - 55KW, ENGINE PN 5802285935 - 55KW, ENGINE PN 5802756698 - 55KW, ENGINE PN 5802853440 - 55KW, ENGINE PN 5802895312 - 55KW, ENGINE PN 5802984306 - 55KW, ENGINE 5801842709 - 47651435, ENGINE PN 5802132835 - 43KW, ENGINE PN 5802285903 - 43KW, ENGINE PN 5802487642 - 43KW, ENGINE PN 5803152778 - 53 KW, ENGINE 5801842710 - 47651437, ENGINE PN 5802132832 - 48KW, ENGINE PN 5802285900 - 48KW, ENGINE PN 5802487638 - 48KW, ENGINE PN 5803152776 - 48 KW, ENGINE 5801841972 - 47573370 TLB 580N EP / 570N / U80C / FORKLIFT 586H F5 55Kw TIER4B - NA, ENGINE PN 5801987978 - 55KW, ENGINE PN 5802136991 - 55KW, ENGINE PN 5802167526 - 55KW, ENGINE PN 5802190941 - 55KW, ENGINE PN 5802285938 - 55KW, ENGINE PN 5802286020 - 55KW, ENGINE PN 5802338228 - 55KW, ENGINE PN 5802338150 - 55KW, ENGINE PN 5802984273 - 55KW, ENGINE PN 5802984269 - 55KW, ENGINE PN 5803154992 - 55 KW, ENGINE PN 5803201120 - 55 KW, ENGINE 5803220301 - 92075417 - F5C T4B 55KW, ENGINE PN 5802338181 - 55KW, ENGINE PN 5802876656 - 43KW, ENGINE PN 5803155040 - 43 KW, ENGINE PN 5802700210 - 55KW, ENGINE PN 5802760335 - 55KW, ENGINE PN 5802846812 - 55KW, ENGINE PN 5802876654 - 55KW, ENGINE PN 5802984151 - 55KW, ENGINE PN 5803155038 - 55 KW, ENGINE PN 5803220284 - 55 KW, ENGINE PN 5802876655 - 48KW, ENGINE PN 5803155039 - 48 KW, ISM ENGINE, SNEAKER - SERIES-C TRENCHER, ENGINE, IRRIGATION POWER UNIT, SMALL ARTICULATED LOADER, SKID STEER LOADER, SKID STEER LOADER - NRC, SKID STEER ENGINE - 844T, SKID STEER LOADER - TIER 3 - ROW, SKID STEER LOADER - TIER 4F - NA, SKID STEER LOADER - S5 NA, 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, TELEHANDLER, CASE UNIT LOADER, CASE ARTICULATED WHEEL LOADER including models 115CL, 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, 1187, 1187B.

Frequently asked questions

What is the part number?

The manufacturer part number is 87341.

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.