Nut Lock 1/4-20 Hex Gr A

Enhance your heavy equipment’s performance with the Case Construction Nut Lock 1/4-20 Hex Gr A #87034810. Designed for durability and reliability, this essential component ensures secure fastening, making it perfect for demanding construction environments.

Compatible equipment

This part fits DRAPER HEADER, CASE CRAWLER EXCAVATOR, CASE CRUZ-AIR WHEELED EXCAVATOR, INTERNATIONAL HARVESTER BALANCED MOWER, CONCORD AIR SYSTEM, CASE CRAWLER TRACTOR, CASE CRAWLER TRACTOR (NORTH AMERICA), CASE IH MOWER CONDITIONER, CASE TRIMLINE TRENCHER, CASE IH ADVANCED SEED METER PLANTER, RIGID MOUNTED PLANTER EARLY RISER SERIES, RIGID TRAILING PLANTER EARLY RISER SERIES, 6 ROW 30'''' FOLDING HITCH, 6 ROW 30'''' RIGID HITCH, 8 ROW 30'''' FOLDING HITCH, 8 ROW 30'''' RIGID HITCH, MOUNTED STACKER PLANTER EARLY RISER SERIES, STACKER PLANTER 12 ROW 30'''' EARLY RISER SERIES, STACKER PLANTER 12 ROW 36'''' EARLY RISER SERIES, STACKER PLANTER 12 ROW 38'''' EARLY RISER SERIES, STACKER PLANTER 12 ROW 40'''' EARLY RISER SERIES, STACKER PLANTER 8 ROW 38'''' EARLY RISER SERIES, STACKER PLANTER 8 ROW 40'''' EARLY RISER SERIES, PLANTER 12/30, PLANTER 16/30, PLANTER 24/20, PLANTER 30'''' SPLIT ROW 12/23, PLANTER 30'''' SPLIT ROW 16/31, CASE IH GRINDER-MIXER, FRONT FOLD TRAILING PLANTER EARLY RISER SERIES, 32/30 FRONT FOLD WF TRAIL PLANTER, 36/20 FRONT FOLD WF TRAIL PLANTER, 36/22 FRONT FOLD WF TRAIL PLANTER, 36/30 FRONT FOLD WF TRAIL PLANTER, CASE DIESEL TRACTOR, CASE IH AXIAL-FLOW COMBINE (S/N JJC0034705 & AFTER) (NORTH AMERICA), CASE IH AXIAL-FLOW COMBINE (S/N JJC0045689 & AFTER) (NORTH AMERICA), CASE UNI-LOADER SKID STEER LOADER, CASE UNI-LOADER SKID STEER LOADER (NORTH AMERICA), CASE DIESEL TRACTOR (PRIOR TO S/N 17895000), CASE DIESEL TRACTOR (S/N 17895000 THRU 002 & UP), INTERNATIONAL HARVESTER SELF-PROPELLED WINDROWER, CASE DIESEL TRACTOR (PRIOR TO S/N 17897500), CASE DIESEL TRACTOR (S/N 17897500 TO 17897505 17897510 & AFTER, STACKER PLANTER 12 ROW 30IN SPACING, STACKER PLANTER 12 ROW 36IN SPACING, STACKER PLANTER 12 ROW 38IN SPACING, STACKER PLANTER 12 ROW 40IN SPACING, STACKER PLANTER 16 ROW 30IN SPACING, PLANTER 23 ROW 15IN SPACING SPLIT ROW PIVOT TRANSPORT, PLANTER 24 ROW 15IN SPACING SPLIT ROW PIVOT TRANSPORT, PLANTER 24 ROW 20IN SPACING PIVOT TRANSPORT, PLANTER 24 ROW 22IN SPACING PIVOT TRANSPORT, PLANTER 31 ROW 15IN SPACING SPLIT ROW PIVOT TRANSPORT, PLANTER 32 ROW 15IN SPACING SPLIT ROW PIVOT TRANSPORT, CASE IH AXIAL-FLOW COMBINE, PLANTER 12 ROW 2 POINT HITCH FRONT FOLD, PLANTER 16 ROW 2 POINT HITCH FRONT FOLD, PLANTER 16 ROW DRAW BAR FRONT FOLD, PLANTER 24 ROW DRAW BAR FRONT FOLD, PLANTER 24 ROW 30IN SPAC FRONT FOLD, PLANTER 32 ROW 30IN SPAC FRONT FOLD, PLANTER 36 ROW 20IN SPAC FRONT FOLD, PLANTER 36 ROW 22IN SPAC FRONT FOLD, PLANTER 36 ROW 30IN SPAC FRONT FOLD, PLANTER 47 ROW 15IN SPAC FRONT FOLD, CASE IH AXIAL-FLOW COMBINE (NA), CASE IH AXIAL-FLOW COMBINE (NA) BTW HAJ292001&HAJ300000, CASE IH AXIAL-FLOW COMBINE (NA) BSN JJC0276540, CASE IH AXIAL-FLOW COMBINE (NA) BTW HAJ292001 & HAJ300000, CASE IH AXIAL-FLOW COMBINE (RU) ASN HAJ300001, AXIAL-FLOW COMBINE (NA) ASN HAJ0300001, CASE IH AXIAL-FLOW COMBINE (NA) ASN HAJ300001, DAVIS FLEETHOE TRENCHER, PRECISION DISK DRILL, MULTI-CROP HEADER, TANDEM - 42'' - 47'' DISK HARROW, VERTICAL TILLAGE 42 FT WIDTH, VERTICAL TILLAGE 47 FT WIDTH, CASE IH ROUND BALER, CASE IH ROUND TIE BALER, CASE TRENCHER, TANDEM - 19''-37'' DISK HARROW, TANDEM - 45''-47'' DISK HARROW, CASE G.P. & L.C.G. WHEEL TRACTOR, CASE SKID STEER LOADER, SHIFTABLE DRAPER GRAIN HEADER, 30 - CORN HEADER, CASE TRACTOR, CASE IH TRACTOR, CASE CONSTRUCTION KING LOADER BACKHOE, CASE IH SNOW THROWER, AXIAL-FLOW COMBINE (NA), COMBINE - TIER 4 COMMON CAB, COMBINE TIER 4, COMBINE - TIER 4 (NA), COMBINE - TIER 4B (NA), COMBINE - TIER 4B (NA) ASN - YFG014001, MY18 COMBINE TIER 4B (NA), COMBINE - TIER 3, MY20 COMBINE TIER 4B (NA), CASE IH MAXXUM TRACTOR, CASE SNOW THROWER, LOADER LANDSCAPER, SERIES 3 LOADER LANDSCAPER TIER 3 - ASN N8C510600, LOADER LANDSCAPER - LIVERY - TIER 4B, LOADER LANDSCAPER - TIER 4B, LOADER BACKHOE (NORTH AMERICA), LOADER BACKHOE (NORTH AMERICA) (ASN JJG0020000), 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, TURBO LOADER BACKHOE, LOADER BACKHOE, SERIES 2 LOADER BACKHOE - ASN JJG0210575, CASE IH CART, MY18 COMBINE TIER 4B (EU), CASE IH COTTON EXPRESS COTTON PICKER, CASE WHEEL LOADER (PRIOR TO S/N JAK0021701) (NORTH AMERICA), CASE WHEEL LOADER (S/N JAK0021701 & AFTER) (NORTH AMERICA), MODULE EXPRESS COTTON PICKER, MODULE EXPRESS, CASE IH CONSER-TILL PLOW, DAVIS TRIMLINE TRENCHER, CASE IH MAGNUM TRACTOR (NORTH AMERICA), COMBINE - TIER 4B (NA) - 2014, COMBINE - TIER 4B (NA) - 2016, CASE IH MAGNUM TRACTOR, INTERNATIONAL HARVESTER FORAGE HARVESTER, CASE WHEEL LOADER (NORTH AMERICA), INTERNATIONAL HARVESTER PULL-TYPE FORAGE HARVESTER, OIL FIRED CROP DRYER, CASE IH PLANTER, CASE IH PULL-TYPE GRAIN WINDROWER, CASE IH ROUND BALER (STANDARD), CASE IH ROUND BALER W/TRACTOR HYDRAULICS, CASE IH ROUND BALER (S/N CFH0057418 & AFTER), CASE IH AUTO ROUND BALER, CASE IH RECTANGULAR BALER, CASE IH RAKE, CASE TURBO TRENCHER, TRENCHER SUPPLEMENT (NORTH AMERICAN HOMOLOGATION), CASE IH AIR DRILL, DRAPER HEADER (15 18 & 21 FT.), SHIFTABLE DRAPER GRAIN HEADER (21 25 & 30 FT.), CASE IH SELF-PROPELLED WINDROWER TRACTOR, DRAPER HEADER (15 18 & 21 FT.) S/N CFH0030159 & AFTER, NUTRI-PLACR, CASE IH STEIGER 4WD TRACTOR, CASE IH STEIGER POWER SHIFT 4WD TRACTOR, CASE IH STEIGER POWER SHIFT 4WD TRACTOR (S/N JCB0027096 & AFTER), CASE IH STEIGER SYNCHROSHIFT 4WD TRACTOR (S/N JCB0027096 & AFTER), CASE IH STEIGER 4WD TRACTOR (S/N JCB0027096 & AFTER), CASE IH STEIGER 4WD TRACTOR (S/N JEE0033803 & AFTER), CASE IH TRAILING PLANTER, CASE SKID STEER LOADER - ASN JAF0311357 (NA) JAF0274360 (EU), 10 INCH AND 12 INCH AIR TILL DRILL, HYDRA-BORER, MAXI-SNEAKER CABLE LAYER, SERIES-B MAXI-SNEAKER CABLE LAYER, SERIES-B MINI-SNEAKER CABLE LAYER, 10'''' AIR TILL DRILL, 12'''' AIR TILL DRILL, NARROW TRANSPORT, CHOPPING CORNHEAD ATTACHMENT, CASE IH COTTON PICKER, CASE BACKHOE, FLEETLINE 16 4 TRENCHER, FLEETLINE 25 4 TRENCHER, CASE TRENCHER W/1.8L DIESEL ENGINE, CASE TRENCHER W/2.1L ENGINE, TRENCHER - STEERING WHEEL SUPPLEMENT, CASE TRENCHER (S/N 1187961 & AFTER), HEADER FOR WINDROWERS, AUGER HEADER FOR WINDROWERS, CASE TRENCHER W/LOADER BACKHOE, GUARDIAN SPRAYER - TIER 4B, HARVESTER WINDROWER HEADERS, TRACTOR LOADER (REVISED 05/2005), SNEAKER C - 25 4XP TRENCHER, CASE IH AIR TILL DRILL, STRIP-TILL APPLICATOR, AIR DELIVERY SYSTEM, AIR DRILL ASN Y9S003001, DAVIS FLEETLINE 30 4 TRENCHER, TANDEM DISK, DAVIS FLEETLINE 40 4 TRENCHER, AIR DRILL, AIR DRILL BSN Y9S003001, SINGLE DISK NO-TILL AIR DRILL, FIELD SPRAYER, PACKER DRAWBAR, HEAVY HARROW DRAWBAR, GUARDIAN SPRAYER - ASN YCYM00393, GUARDIAN SPRAYER - BSN YCYM00393, GUARDIAN SPRAYER - SN YCYM00393 AND AFTER, RIGID MOUNTED PLANTER, MOUNTED STACKER PLANTER, RIGID TRAILING PLANTER, PIVOT - TRANSPORT PLANTER, CHISEL PLOW, PRECISION TILLAGE ASN Y9S003001, PRECISION TILLAGE BSN Y9S003001, CASE IH 4WD TRACTOR, CASE IH 4WD TRACTOR (AFTER S/N JEE0099501), CASE IH 4WD TRACTOR (BSN JEE0099501), TANDEM 345 - DISC HARROW 42'' RIGID 7.5IN SPACING, TANDEM 345 - DISC HARROW 47'' RIGID 7.5IN SPACING, TANDEM 375 - DISC HARROW 42FT CUSHION 9IN SPACING, TANDEM 375 - DISC HARROW 42FT RIGID 9IN SPACING, TANDEM 375 - DISC HARROW 47FT CUSHION 9IN SPACING, TANDEM 375 - DISC HARROW 47FT RIGID 9IN SPACING, TRACTOR LOADER - NA, TRACTOR LOADER TIER 3 (NA), CASE FORKLIFT, CASE WHEEL LOADER including models 1042, 1052, 1080, 1080B, 1085B, 1085C, 1086B, 1100, 1124, 1150B, 1150C, 1190, 120, 1200, 1210, 1220, '1225 EARLY RISER, 1230, '1235, 1245, '1245, 1250, 1260, 1265, 1280.

Frequently asked questions

What is the part number?

The manufacturer part number is 87034810.

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.