Serrated Bolt
| Machine | Model | Years / S/N |
|---|---|---|
| Tractor | 8870 | — |
| Mower | 8340 | — |
| Mower | 8330 | — |
| Mower | 8320 | — |
| Mower | 8312 | — |
| Mower | 8309 | — |
| Harvester | 8725 | — |
| Harvester | 8750 | — |
| Baler | RS451 | — |
| Baler | 8435 | — |
OEM Serrated Bolt Hex 5/16" - 18 X 3/4" #121 - OEM Hardware Repair Part for Case Construction Equipment Service This part supports service replacement of worn OEM components in repair situations involving loose mounting points, missing hardware, and worn retention components and fastener fatigue, hardware loss, and poor component retention. Often searched by buyers handling OEM pin replacement, hardware repair, retainer service, and Case equipment fastening maintenance service work.
More Details
Part Number: 121
Application: Repair application: OEM pin, bolt, washer, or retainer service part for maintenance work involving hardware wear, loss, or fastening repairs.
Key Features:
- OEM replacement for missing, bent, worn, or stripped hardware components
- Helps restore secure retention, alignment, and dependable equipment assembly during service
- Direct-fit service hardware for repair and maintenance replacement work
Fits Case Models: Compatible with various Case construction equipment models - verify fitment before ordering
Replaces: Refer to manufacturer cross-reference if applicable
- Manufacturer part number
- 121-115
- Internal SKU
- IC:121-115
- Brand
- CASE CONSTRUCTION
- Condition
- OEM, new
- Category
- Bolts And Screws
- Weight
- 0.1 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 65 fitments
| Machine | Model | Years / S/N |
|---|---|---|
| Tractor | 8870 | — |
| Mower | 8340 | — |
| Mower | 8330 | — |
| Mower | 8320 | — |
| Mower | 8312 | — |
| Mower | 8309 | — |
| Harvester | 8725 | — |
| Harvester | 8750 | — |
| Baler | RS451 | — |
| Baler | 8435 | — |
| Baler | 8430 | — |
| Baler | 8420 | — |
| Baler | 8610 | — |
| Baler | 8480 | — |
| Baler | RS561A | — |
| Baler | RS561 | — |
| Baler | RS551 | — |
| Baler | 8590 | — |
| Baler | 8585 | — |
| Baler | 8575 | — |
| Mower | SC414 | — |
| Mower | SC412 | — |
| Mower | DC515 | — |
| Mower | SC416 | — |
| Tractor | 8825HP | — |
| Tractor | 8825 | — |
| Tractor | 8880HP | — |
| Tractor | 8880 | — |
| Tractor | 8860HP | — |
| Tractor | 8860 | — |
| Baler | 8576 | — |
| Baler | 8455 | — |
| Baler | 8555 | — |
| Baler | 8545 | — |
| Baler | 8530 | — |
| Baler | 8520 | — |
| Mower | 8315 | — |
| Tractor | 8850 | — |
| Tractor | 8840 | — |
| Tractor | 8820 | — |
| Baler | 8580 | — |
| Baler | 8455T | — |
| Baler | 8465T | — |
| Baler | 8465 | — |
| Mower | 8380 | — |
| Mower | 8370 | — |
| Mower | 8350 | — |
| Tractor | 8830 | — |
| Baler | 8570 | — |
| Baler | 8460 | — |
| Baler | 8450 | — |
| Baler | 8550 | — |
| Baler | 8540 | — |
| Mower | 8360 | — |
| Baler | 8440 | — |
| Trencher | TL100 | — |
| Tractor | 2294 | — |
| Tractor | 2094 | — |
| Tractor | 2090 | — |
| Tractor | 2290 | — |
| Tractor | 1570 | — |
| Tractor | 1370 | — |
| Tractor | 1270 | — |
| Tractor | 1175 | — |
| Tractor | 1170 | — |