CASE CONSTRUCTION
OEM
Part No. 128821
Union
Case Construction ·297 Fitments
Ships fastFrom our warehouse
30-day returnsNo restocking fees
OEM guaranteedDirect from manufacturer
| Machine | Model | Years |
|---|---|---|
| Baler | RB455 | — |
| Baler | RB465 | — |
| Harvester | A4000 C0 | — |
| Harvester | A4000 | — |
| Harvester | FP240 | — |
| Baler | ROLL-BELT 451 | — |
| Baler | ROLL-BELT 460 | — |
| Baler | ROLL-BELT 450 | — |
| Harvester | 9.50 L | — |
| Harvester | 11.90X MULTI | — |
OEM Union 9/16" - 18 Jic X 9/16" - 18 Jic #128821 - OEM Heavy Equipment Repair Replacement Part for Case Construction Installed as a service replacement, this OEM component is intended for repairs involving maintenance replacement work involving component wear or service-related damage and failure symptoms like service wear, damaged originals, and failure-related maintenance work. Frequently purchased for OEM replacement part, heavy equipment repair, Case construction service, and direct-fit maintenance replacement repairs on construction machinery.
More Details
Part Number: 128821
Application: Repair application: OEM replacement component used in heavy equipment repair when the original part is worn, damaged, missing, or no longer serviceable.
Key Features:
- OEM replacement part intended for repair and maintenance service
- Helps restore proper fit, function, and dependable operation after wear or damage
- Direct-fit design for efficient installation during heavy equipment repair
Fits Case Models: Compatible with various Case construction equipment models - verify fitment before ordering
Replaces: Refer to manufacturer cross-reference if applicable
Replaces the following OEM and aftermarket part numbers. Click any reference to search for matching parts.
- Manufacturer part number
- 128821
- Internal SKU
- IC:128821
- Brand
- CASE CONSTRUCTION
- Condition
- OEM, new
- Category
- Case Construction
- Weight
- 0.07 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 297 fitments
| Machine | Model | Years |
|---|---|---|
| Baler | RB455 | — |
| Baler | RB465 | — |
| Harvester | A4000 C0 | — |
| Harvester | A4000 | — |
| Harvester | FP240 | — |
| Baler | ROLL-BELT 451 | — |
| Baler | ROLL-BELT 460 | — |
| Baler | ROLL-BELT 450 | — |
| Harvester | 9.50 L | — |
| Harvester | 11.90X MULTI | — |
| Harvester | 9050L L T5 | — |
| Harvester | 9070M T5 | — |
| Harvester | 9070L L T5 | — |
| Harvester | 9090L T3 | — |
| Harvester | 9090L L T4 | — |
| Harvester | 9090L H T5 | — |
| Harvester | 9090X GE T5 | — |
| Harvester | 9090X T5 | — |
| Harvester | 10.90X / 9090X O T5 | — |
| Dozer | 2050M | — |
| Loader | TV370B | 2025 |
| Loader | TV450B | 2025 |
| Loader | TR310B | 2025 |
| Loader | TR270B | 2025 |
| Tractor | SL35 | — |
| Tractor | SL27 TR | — |
| Tractor | SL27 | — |
| Tractor | SL50 TR | — |
| Tractor | SL35 TR | — |
| Skid Steer | SV340B | 2025 |
| Skid Steer | SV280B | 2025 |
| Skid Steer | SR240B | 2025 |
| Loader | C345 | 2025 |
| Loader | C327 | 2025 |
| Loader | C337 | 2025 |
| Loader | C332 | 2025 |
| Tractor | ML35 T | — |
| Tractor | ML27 T | — |
| Tractor | ML27 | — |
| Tractor | ML50 T | — |
| Skid Steer | L334 | 2025 |
| Skid Steer | L328 | 2025 |
| Skid Steer | L321 | 2025 |
| Skid Steer | C334 | 2025 |
| Loader | DL550 | — |
| Loader | TR270B | — |
| Loader | TV620B | — |
| Loader | TV450B | — |
| Loader | TV370B | — |
| Loader | TR310B | — |
| Skid Steer | SR240B | — |
| Skid Steer | SV340B | — |
| Skid Steer | SV280B | — |
| Loader | C327 | — |
| Loader | C345 | — |
| Loader | C337 | — |
| Loader | C334 | — |
| Loader | C332 | — |
| Loader | C362 | — |
| Skid Steer | L334 | — |
| Skid Steer | L328 | — |
| Skid Steer | L321 | — |
| Harvester | FP230 | — |
| Harvester | 9090X O HEAD T4 | — |
| Harvester | 9090X GE T4 | — |
| Harvester | 9070M | — |
| Harvester | 10.90X / 9090X O GE T5 | — |
| Harvester | 9070L L | — |
| Harvester | 9070L SH | — |
| Harvester | 9050L L | — |
| Harvester | 9030L | — |
| Harvester | 8030L | — |
| Harvester | 7030M | — |
| Harvester | 7030L | — |
| Harvester | 9090X T4 | — |
| Harvester | 9090L H T4 | — |
| Harvester | 9050L H | — |
| Harvester | 9070L H | — |
| Harvester | 9090X O GE T4 | — |
| Harvester | 9090X O T4 | — |
| Harvester | 9090L SH T4 | — |
| Baler | ROLL-BELT 150 | — |
| Baler | ROLL-BELT 180 | — |
| Harvester | WF387 | — |
| Harvester | 9090X O | — |
| Harvester | 9090X HEAD T4 | — |
| Harvester | 9040M | — |
| Harvester | 9040L | — |
| Harvester | 9060L | — |
| Harvester | 9090L | — |
| Harvester | 9080L | — |
| Harvester | 9090X | — |
| Harvester | 9090X H | — |
| Harvester | 9090X GE | — |
| Harvester | 9060L H | — |
| Harvester | 9090L H | — |
| Harvester | 9080L H | — |
| Harvester | VL5060 | — |
| Harvester | VN2080 | — |
| Harvester | 9060L GE | — |
| Harvester | VM3080 | — |
| Harvester | 9060L SH | — |
| Harvester | 9080L SH | — |
| Harvester | 790 | — |
| Harvester | VL5090 | — |
| Harvester | VL5080 | — |
| Harvester | VM3090 | — |
| Harvester | 9090X O GE | — |
| Harvester | VN2090 | — |
| Baler | BR7070 | — |
| Harvester | VX7090 | — |
| Baler | BR7060 | — |
| Harvester | VX7090-OLIVES | — |
| Harvester | 9090L SH | — |
| Harvester | VL6050 | — |
| Harvester | VL6060 | — |
| Harvester | VL6080 | — |
| Harvester | VL6090 | — |
| Combine | 76C | — |
| Harvester | 9080L GE | — |
| Combine | 2016 | — |
| Harvester | VL6040 | — |
| Tractor | 715345006 | — |
| Tractor | SICURCAB | — |
| Tractor | 716248016 | — |
| Tractor | TRIMBLE | — |
| Skid Steer | L120 | — |
| Skid Steer | L125 | — |
| Tractor | 6610 | — |
| Tractor | 7610 | — |
| Harvester | VN260 | — |
| Harvester | VM4090 | — |
| Backhoe | 590 | — |
| Harvester | VL640 | — |
| Harvester | VL660 | — |
| Harvester | VM370 | — |
| Harvester | VM340 | — |
| Harvester | VX680 | — |
| Harvester | VM460 | — |
| Skid Steer | LS125 | — |
| Skid Steer | LS120 | — |
| Baler | RBX462 | — |
| Baler | RBX452 | — |
| Baler | BB900 | — |
| Harvester | SB65 | — |
| Trencher | 960 | — |
| Skid Steer | 90XT | — |
| Tractor | 7410 | — |
| Harvester | SB60 | — |
| Combine | 1010 | — |
| Tractor | 1100 | — |
| Harvester | SB62 | — |
| Harvester | SB64 | — |
| Mower | 1496 | — |
| Tractor | 8260 | — |
| Trencher | 860 | — |
| Tractor | 8160 | — |
| Tractor | 8360 | — |
| Tractor | 8560 | — |
| Tractor | 8870 | — |
| Mower | SC412 | — |
| Mower | DC515 | — |
| Mower | SC416 | — |
| Mower | SC414 | — |
| Tractor | 8880HP | — |
| Tractor | 8880 | — |
| Tractor | 8860HP | — |
| Tractor | 8860 | — |
| Backhoe | 580SL | — |
| Skid Steer | L255 | — |
| Skid Steer | L250 | — |
| Mower | 8315 | — |
| Forklift | 584E | — |
| Trencher | MAXI-SNEAKER | — |
| Backhoe | LB620 | — |
| Baler | 585 | — |
| Backhoe | 590L | — |
| Backhoe | 590SL | — |
| Cotton Picker | 1800 | — |
| Backhoe | 580SK | — |
| Tractor | 5610 | — |
| Mower | 1499 | — |
| Cotton Picker | 2022 | — |
| Skid Steer | L455 | — |
| Skid Steer | L454 | — |
| Tractor | 5900 | — |
| Tractor | TW25 | — |
| Combine | 1660 | — |
| Loader | FL5B | — |
| Tractor | 7710 | — |
| Cotton Picker | 2044 | — |
| Trencher | DH4B | — |
| Tractor | 3600 | — |
| Tractor | TW35 | — |
| Tractor | TW5 | — |
| Tractor | TW15 | — |
| Tractor | 532 | — |
| Harvester | 5000 | — |
| Harvester | 92 | — |
| Harvester | 375 | — |
| Harvester | 275 | — |
| Harvester | INTERNATIONAL | — |
| Cotton Picker | 616 | — |
| Cotton Picker | 622 | — |
| Loader | 7QA | — |
| Loader | 5QA | — |
| Loader | 10QA | — |
| Tractor | 4600 | — |
| Forklift | 585D | — |
| Forklift | 584C | — |
| Forklift | 585C | — |
| Forklift | 584D | — |
| Forklift | 586E | — |
| Forklift | 586D | — |
| Forklift | 586C | — |
| Forklift | 585E | — |
| Trencher | DH4 | — |
| Tractor | STEIGER LION | — |
| Tractor | STEIGER 9180 | — |
| Tractor | STEIGER 9170 | — |
| Tractor | STEIGER PANTHER | — |
| Harvester | 5500 | — |
| Baler | 2400 | — |
| Trencher | CASE | — |
| Tractor | 6710 | — |
| Skid Steer | L452 | — |
| Loader | 19AB5700 | — |
| Tractor | 856 | — |
| Tractor | STEIGER CP-1325 PANTHER | — |
| Tractor | STEIGER CP-1400 PANTHER | — |
| Tractor | STEIGER CP-1360 PANTHER | — |
| Tractor | STEIGER KP-1325 PANTHER | — |
| Tractor | STEIGER KP-1400 PANTHER | — |
| Tractor | STEIGER KP-1360 PANTHER | — |
| Skid Steer | L451 | — |
| Tractor | TW10 | — |
| Tractor | TW20 | — |
| Trencher | DH7 | — |
| Trencher | FH4 | — |
| Tractor | TW30 | — |
| Harvester | 1895 | — |
| Harvester | 45 | — |
| Tractor | 4100 | — |
| Excavator | 980B | — |
| Backhoe | 780 | — |
| Tractor | 786 | — |
| Tractor | 886 | — |
| Tractor | 6700 | — |
| Tractor | 7700 | — |
| Excavator | 50 | — |
| Excavator | 880B | — |
| Tractor | 5700 | — |
| Tractor | 1086 | — |
| Tractor | 1486 | — |
| Tractor | 1586 | — |
| Tractor | 986 | — |
| Harvester | 645 | — |
| Baler | 241 | — |
| Excavator | 40EC | — |
| Excavator | 40YC | — |
| Tractor | 1066 | — |
| Tractor | 766 | — |
| Tractor | HYDRO 186 | — |
| Tractor | 8000 - SERIES | — |
| Tractor | 8700 | — |
| Tractor | 9000 - SERIES | — |
| Tractor | 9700 | — |
| Harvester | 1890 | — |
| Tractor | 1466 | — |
| Tractor | 185 | — |
| Tractor | 1468 | — |
| Tractor | 2856 | — |
| Tractor | 806 | — |
| Tractor | HYDRO 100 | — |
| Harvester | 230 | — |
| Tractor | 154 | — |
| Tractor | 184 | — |
| Harvester | 225 | — |
| Harvester | 1880 | — |
| Mower | 1469 | — |
| Tractor | 1456 | — |
| Harvester | 210 | — |
| Tractor | 1256 | — |
| Tractor | 21256 | — |
| Tractor | 756 | — |
| Tractor | 966 | — |
| Combine | 960 | — |
| Combine | 660 | — |
| Harvester | 80 | — |
| Combine | 1060 | — |
| Tractor | 1206 | — |
| Tractor | 21206 | — |
| Tractor | 2706 | — |
| Tractor | 706 | — |
| Harvester | 201 | — |
| Dozer | 800 | — |
| Dozer | 1000C | — |