CASE CONSTRUCTION
OEM
Part No. 87030561
Lock Nut
Case Construction ·438 Fitments
Select your machine to check fit
Ships fastFrom our warehouse
30-day returnsNo restocking fees
OEM guaranteedDirect from manufacturer
| Machine | Model | Years |
|---|---|---|
| Tractor | MAXXUM 125 | — |
| Tractor | MAXXUM 150 | — |
| Sprayer | PATRIOT 250 | — |
| Sprayer | PATRIOT 350 | — |
| Sprayer | PATRIOT 350 | 2020 |
| Baler | RB565 | — |
| Combine | 7250 | 2023 |
| Combine | 8250 | 2023 |
| Harvester | AUSTOFT 9900 | — |
| Harvester | AUSTOFT 9000 | — |
Ensure optimal performance and safety with the Case Construction Lock Nut #87030561. Designed for durability and precision, this essential component secures critical parts in heavy equipment, enhancing reliability and efficiency on the job site. Perfect for all Case machinery.
Frequently asked questions
What is the part number?
The manufacturer part number is 87030561.
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.
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.
- Manufacturer part number
- 87030561
- Internal SKU
- IC:87030561
- Brand
- CASE CONSTRUCTION
- Condition
- OEM, new
- Category
- Case Construction
- Weight
- 0.01 lb
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.
All 438 fitments
| Machine | Model | Years |
|---|---|---|
| Tractor | MAXXUM 125 | — |
| Tractor | MAXXUM 150 | — |
| Sprayer | PATRIOT 250 | — |
| Sprayer | PATRIOT 350 | — |
| Sprayer | PATRIOT 350 | 2020 |
| Baler | RB565 | — |
| Combine | 7250 | 2023 |
| Combine | 8250 | 2023 |
| Harvester | AUSTOFT 9900 | — |
| Harvester | AUSTOFT 9000 | — |
| Tractor | 8030 | — |
| Tractor | 7630 | — |
| Tractor | T6.160 | — |
| Tractor | T6.180 | — |
| Tractor | TK4.90 | — |
| Tractor | TK4.110M | — |
| Tractor | TK4.110 | — |
| Tractor | TK4.100M | — |
| Tractor | TK4.100 | — |
| Baler | ROLL-BELT 560 | — |
| Combine | CX8.80 TRE5 | 2026 |
| Combine | CX7.80 E 5 | — |
| Combine | CX8.70 E 5 | — |
| Combine | CX7.90 TR E5 | — |
| Combine | CX7.90 E 5 | — |
| Combine | CX8.80 A 5 | — |
| Combine | CX7.80 E5 | 2026 |
| Combine | CX8.80 TRA5 | 2026 |
| Combine | CX8.80 I3 | 2026 |
| Combine | CX8.80 E5 | 2026 |
| Combine | CX8.80 A5 | 2026 |
| Combine | CX8.70 E5 | 2026 |
| Combine | CX7.90 TRE5 | 2026 |
| Combine | CX7.90 E5 | 2026 |
| Combine | CX8.90 TRE5 | 2026 |
| Combine | CX8.90 TRA5 | 2026 |
| Combine | CX8.90 E5 | 2026 |
| Combine | CX8.90 A5 | 2026 |
| Combine | CX8.80 TR3 | 2026 |
| Harvester | 11.90X MULTI | — |
| Combine | TC5.80 I3 | — |
| Combine | TC5.90 H5 | — |
| Combine | TC5.90 E5 | — |
| Combine | TC5.90 I3 | — |
| Loader | TV450B | 2025 |
| Loader | TV370B | 2025 |
| Loader | TR310B | 2025 |
| Loader | TR270B | 2025 |
| Loader | TR340B | 2025 |
| Loader | 421G | — |
| Loader | 321F | 2023 |
| Loader | 321F | — |
| Loader | 221F | 2023 |
| Loader | 221F | — |
| Loader | 21F | — |
| Loader | 321G | — |
| Skid Steer | SV185B | — |
| Skid Steer | SR240B | 2025 |
| Skid Steer | SR210B | 2025 |
| Skid Steer | SR175B | 2025 |
| Skid Steer | SR270B | 2025 |
| Skid Steer | SV185B | 2023 |
| Skid Steer | SR200B | 2023 |
| Skid Steer | SV300B | 2025 |
| Skid Steer | SV250B | 2025 |
| Skid Steer | SR250B | 2025 |
| Skid Steer | SR220B | 2025 |
| Skid Steer | SV340B | 2025 |
| Skid Steer | SV280B | 2025 |
| Loader | C332 | 2025 |
| Loader | C327 | 2025 |
| Loader | C345 | 2025 |
| Loader | C337 | 2025 |
| Loader | W80D | — |
| Loader | W50C | — |
| Loader | W70C | — |
| Loader | W60C | — |
| Loader | W100D | — |
| Loader | W80C | — |
| Loader | W70D | — |
| Skid Steer | L334 | 2025 |
| Skid Steer | L315 | 2023 |
| Skid Steer | L328 | 2025 |
| Skid Steer | L318 | 2025 |
| Skid Steer | C327 | 2025 |
| Skid Steer | L321 | 2025 |
| Skid Steer | L320 | 2025 |
| Skid Steer | L320 | 2023 |
| Skid Steer | L318 | 2023 |
| Skid Steer | L330 | 2025 |
| Skid Steer | L325 | 2025 |
| Skid Steer | C334 | 2025 |
| Combine | CX8.80 I 3 | — |
| Combine | CX8.90 A 5 | — |
| Loader | W70C | 2023 |
| Skid Steer | L323 | 2025 |
| Loader | TR270B | — |
| Loader | TR310B | — |
| Loader | TV370B | — |
| Loader | TR340B | — |
| Loader | TV450B | — |
| Loader | TV380B | — |
| Skid Steer | SR130B | — |
| Skid Steer | SR160B | — |
| Skid Steer | SR150B | — |
| Skid Steer | SR175B | — |
| Skid Steer | SR210B | — |
| Skid Steer | SR200B | — |
| Skid Steer | SR240B | — |
| Skid Steer | SR220B | — |
| Skid Steer | SR270B | — |
| Skid Steer | SR250B | — |
| Skid Steer | SV280B | — |
| Skid Steer | SV250B | — |
| Skid Steer | SV300B | — |
| Skid Steer | SV340B | — |
| Loader | C332 | — |
| Loader | C330 | — |
| Loader | C327 | — |
| Loader | C345 | — |
| Loader | C338 | — |
| Loader | C337 | — |
| Loader | C334 | — |
| Skid Steer | L316 | — |
| Skid Steer | L315 | — |
| Skid Steer | L313 | — |
| Skid Steer | L321 | — |
| Skid Steer | L320 | — |
| Skid Steer | L318 | — |
| Skid Steer | L334 | — |
| Skid Steer | L330 | — |
| Skid Steer | L328 | — |
| Skid Steer | L325 | — |
| Skid Steer | L323 | — |
| Harvester | FR550 A5. | — |
| Harvester | FR780 A5. | — |
| Harvester | FR650 E2. | — |
| Harvester | FR650 A5. | — |
| Harvester | FR920 A5. | — |
| Sprayer | DEFENSOR 3500 | 2020 |
| Combine | 9250 | 2023 |
| Engine | F3GFA613B D001 | — |
| Engine | F3GFA613B E001 | — |
| Tractor | TK4.90M | — |
| Sprayer | DEFENSOR 2500 | — |
| Combine | CX8.80 TR A5 | — |
| Combine | CR7.80 .A5 AGGR SHAKE | — |
| Combine | CR7.90 .A5 AGGR SHAKE | — |
| Combine | 7250 | 2022 |
| Combine | 9250 | 2022 |
| Tractor | OPTUM 300 CVT | — |
| Tractor | OPTUM 300 CVX | — |
| Tractor | T7.275 HD | — |
| Tractor | T7.315 HD | — |
| Tractor | T7.290 HD | — |
| Loader | TR320B | — |
| Harvester | FR480 A5. | — |
| Combine | 8250 | 2022 |
| Tractor | 6165 IMPULS | — |
| Tractor | 6175 IMPULS | — |
| Tractor | 6150 IMPULS | — |
| Combine | 9250 | 2021 |
| Tractor | OPTUM 300 CVT | 2018 |
| Combine | 7250 | 2021 |
| Combine | 8250 | 2021 |
| Harvester | A8010 | 2017 |
| Combine | CR7.90. A5 AGGR SHAKE | — |
| Combine | CR7.80. A5 AGGR SHAKE | — |
| Combine | CX8.80 TRA5 | — |
| Combine | CX8.80 A5 | — |
| Combine | CX8.90 TRA5 | — |
| Combine | CX8.90 TR A5 | — |
| Combine | CX8.90 A5 | — |
| Combine | CR10.90 TRA5. | — |
| Combine | CR9.90 MY20 | — |
| Loader | C237 | — |
| Tractor | T7.275 | — |
| Tractor | T7.315 | — |
| Tractor | T7.290 | — |
| Skid Steer | L218 | — |
| Tractor | T7.315 | 2018 |
| Combine | CR8.90 MY20 | — |
| Combine | CR10.90 TRA 4B | — |
| Combine | CR7.90 MY20 | — |
| Combine | 7250 | 2020 |
| Combine | 8250 | 2020 |
| Combine | 9250 | 2020 |
| Tractor | T7.290 | 2018 |
| Combine | CR9.90 TRA5. | — |
| Combine | CR6.90 MY20 | — |
| Combine | CR8.90 A5. | — |
| Combine | CR8.90 TRA5. | — |
| Combine | CR9.90 A5. | — |
| Harvester | FR650 A4 | — |
| Combine | CR10.90 A5. | — |
| Tractor | OPTUM 270 CVT | 2018 |
| Loader | C232 | — |
| Harvester | FR480 A4 | — |
| Skid Steer | SR250 | — |
| Loader | C227 | — |
| Skid Steer | L221 | — |
| Loader | TR270 | — |
| Loader | TR340 | — |
| Loader | TV380 | — |
| Skid Steer | SR175 | — |
| Skid Steer | SR160 | — |
| Skid Steer | SR200 | — |
| Skid Steer | SR220 | — |
| Skid Steer | SR210 | — |
| Skid Steer | SR240 | — |
| Skid Steer | SV185 | — |
| Skid Steer | SR270 | — |
| Skid Steer | SV280 | — |
| Skid Steer | SV340 | — |
| Loader | C234 | — |
| Loader | C238 | — |
| Loader | C245 | — |
| Skid Steer | L213 | — |
| Skid Steer | L220 | — |
| Skid Steer | L230 | — |
| Skid Steer | L228 | — |
| Skid Steer | L234 | — |
| Loader | TR310 | — |
| Loader | TV370 | — |
| Loader | TV450 | — |
| Skid Steer | SR130 | — |
| Skid Steer | L216 | — |
| Skid Steer | L225 | — |
| Combine | CR6.90 MY19 | — |
| Combine | CR7.90 MY19 | — |
| Combine | CR8.90 MY19 | — |
| Loader | TR320 | — |
| Skid Steer | SV300 | — |
| Skid Steer | L215 | — |
| Skid Steer | L223 | — |
| Skid Steer | SR150 | — |
| Combine | 9250 | 2019 |
| Skid Steer | SV250 | — |
| Combine | 7250 | 2019 |
| Combine | 8250 | 2019 |
| Harvester | FR550 A4 | — |
| Combine | CR8.90 A4B | — |
| Combine | CR9.90 A4B | — |
| Combine | CR9.90 MY19 | — |
| Harvester | A8810 | 2017 |
| Baler | ROLL-BELT 150 | — |
| Baler | ROLL-BELT 180 | — |
| Harvester | FR920 A4B | — |
| Combine | CX8.90 A4 | — |
| Combine | CX8.80 A4 | — |
| Combine | TC5.90 E4B | — |
| Combine | CR10.90 A 4B | — |
| Harvester | FR780 A4 | — |
| Combine | CR8.90 TRA4B | — |
| Combine | TC5.90 H4B | — |
| Tractor | OPTUM 270 CVT | — |
| Combine | CR7.90 MY18 | — |
| Combine | CR8.90 MY18 | — |
| Combine | CR9.90 TRA4B | — |
| Combine | CR6.90 MY18 | — |
| Combine | 7240 | 2018 |
| Combine | 8240 | 2018 |
| Combine | 9240 | 2018 |
| Combine | CR6.80 MY18 | — |
| Combine | CR10.90 TRA4B | — |
| Combine | CR8.90 TRA4A | — |
| Combine | CR8.90 A4A | — |
| Combine | CR9.90 A4A | — |
| Combine | CR9.90 MY18 | — |
| Combine | TC5.80 E4B | — |
| Combine | CR10.90 A4B | — |
| Combine | CR7.90 A4A | — |
| Sprayer | PATRIOT | — |
| Combine | CR9.90 TRA4A | — |
| Harvester | FR850 A2 | — |
| Combine | CR6.80 MY17 | — |
| Combine | 9240 | — |
| Combine | 7240 | — |
| Combine | 8240 | — |
| Combine | CR6.90 MY17 | — |
| Combine | CR7.90 MY17 | — |
| Combine | CR8.90 MY17 | — |
| Combine | CR9.90 MY17 | — |
| Combine | CR8.90 D4 | — |
| Combine | CR10.90 A4 | — |
| Combine | CR9.90 A4 | — |
| Combine | TC5.80 E4 | — |
| Combine | CR6.90 MY16 | — |
| Combine | CR7.90 MY16 | — |
| Combine | CR8.90 MY16 | — |
| Combine | CR9.90 MY16 | — |
| Combine | CR6.80 MY16 | — |
| Combine | CR6.90 MY15 | — |
| Combine | CR6.80 MY15 | — |
| Combine | CR7.90 MY15 | — |
| Combine | CR8.90 MY15 | — |
| Combine | CR9.90 MY15 | — |
| Combine | TC5.90 E4 | — |
| Combine | CX8080 A4 | — |
| Combine | CX8090 A4 | — |
| Backhoe | 580SN | — |
| Backhoe | 580N | — |
| Backhoe | 590SN | — |
| Backhoe | B110C | — |
| Backhoe | 580SN WT | — |
| Backhoe | B95C | — |
| Backhoe | B95CLR | — |
| Backhoe | B95CTC | — |
| Tractor | TV6070 | — |
| Combine | CR8090 A3 | — |
| Combine | CR9080 A3 | — |
| Tractor | 570NXT | — |
| Tractor | U80C | — |
| Combine | 9230 | — |
| Combine | 7230 | — |
| Combine | 8230 | — |
| Combine | CR8090 G4 | — |
| Combine | CR6090 G4 | — |
| Combine | CR7090 G4 | — |
| Combine | CR8080 G4 | — |
| Combine | CR9090 G4 | — |
| Combine | CR9090 ELEVATION | — |
| Combine | 7130 | — |
| Combine | CR8080 A4 | — |
| Combine | CR8090 A4 | — |
| Combine | CR9090 | — |
| Combine | CX8070 A3 | — |
| Engine | SR175 SKID STEER | — |
| Skid Steer | M400W | — |
| Engine | L218 | — |
| Engine | L213 | — |
| Engine | L220 | — |
| Combine | CR6090 A4 | — |
| Combine | 2608XF | — |
| Combine | CR7090 A4 | — |
| Combine | 99C08R | — |
| Combine | CR9080 | — |
| Combine | 2606XR | — |
| Combine | 2612XR | — |
| Combine | 99C06R | — |
| Combine | 99C12R | — |
| Combine | CR9080 TR3 | — |
| Combine | 2608XR | — |
| Combine | CX8070 A4 | — |
| Skid Steer | M400T | — |
| Combine | 7120 | — |
| Combine | 9120 | — |
| Combine | 8120 | — |
| Combine | CR9040 | — |
| Combine | CR9070 | — |
| Combine | CR9065 | — |
| Combine | CR9060 | — |
| Combine | CX8080 A3 | — |
| Combine | CX8070 | — |
| Combine | CX8080 | — |
| Combine | CX8090 | — |
| Skid Steer | 430 | — |
| Skid Steer | 420 | — |
| Skid Steer | 440 | — |
| Loader | C175 | — |
| Skid Steer | L175 | — |
| Loader | 440CT | — |
| Loader | 420CT | — |
| Loader | 450CT | — |
| Skid Steer | 450 | — |
| Skid Steer | 410 | — |
| Skid Steer | 435 | — |
| Skid Steer | 465 | — |
| Loader | C185 | — |
| Skid Steer | 445 | — |
| Loader | C190 | — |
| Skid Steer | L185 | — |
| Loader | 445CT | — |
| Skid Steer | L190 | — |
| Combine | 8010 | — |
| Combine | 7010 | — |
| Sprayer | SPX3185 | — |
| Sprayer | 3185 | — |
| Sprayer | 3210 | — |
| Combine | CR970 | — |
| Combine | AFX8010 | — |
| Combine | 99C08F | — |
| Tractor | U80 | — |
| Combine | 9010 | — |
| Tractor | TV145 | — |
| Harvester | VN260 | — |
| Sprayer | SPX3310 | — |
| Tractor | LV80 | — |
| Skid Steer | L180 | — |
| Backhoe | LB75.B | — |
| Combine | CX840 | — |
| Combine | CX860 | — |
| Combine | CX880 | — |
| Combine | CR920 | — |
| Loader | 82LB | — |
| Loader | 84LB | — |
| Combine | CR980 | — |
| Combine | CR960 | — |
| Combine | CR940 | — |
| Skid Steer | 40XT | — |
| Skid Steer | 70XT | — |
| Skid Steer | 90XT | — |
| Backhoe | LB115.B | — |
| Tractor | TV140 | — |
| Skid Steer | 60XT | — |
| Harvester | SB65 | — |
| Sprayer | SPX3200 | — |
| Skid Steer | 85XT | — |
| Skid Steer | 95XT | — |
| Skid Steer | 75XT | — |
| Harvester | SB60 | — |
| Harvester | SB62 | — |
| Backhoe | LB95 | — |
| Harvester | SB64 | — |
| Backhoe | LB115 | — |
| Backhoe | LB110 | — |
| Backhoe | LB90 | — |
| Sprayer | SF550 | — |
| Backhoe | LB75CP | — |
| Tractor | 180-90 DT | — |
| Tractor | CS16 | — |
| Combine | TX68 | — |
| Backhoe | LB75 | — |
| Tractor | 140-90 DT | — |
| Tractor | 5030 | — |
| Harvester | 1915 | — |
| Baler | 4880 | — |
| Tractor | 946V | — |
| Tractor | 876V | — |
| Tractor | 976V | — |
| Tractor | 8830 | — |
| Tractor | 846V | — |
| Tractor | 1156V | — |
| Tractor | 936V | — |
| Tractor | 856V | — |
| Tractor | 836V | — |
| Tractor | 956V | — |
| Tractor | 234 | — |