Lock Bolt
| Machine | Model | Years / S/N |
|---|---|---|
| Dozer | 1550 | — |
| Backhoe | 35WL | — |
| Backhoe | 35C WL | — |
| Backhoe | 35C | — |
| Loader | W11B | — |
| Loader | W20B | — |
| Excavator | 1187C | — |
| Loader | 300C | — |
| Loader | W30 | — |
| Loader | W20C | — |
OEM Lock Bolt Lock Place Hex 3/8" - 16 X 3/4" Gr 8 Hhcs - Self Locking 3/8" - 16 Nc X 3/4" #121 - OEM Pin, Bolt, or Retainer Service Part for Heavy Equipment Repair Designed as a service replacement rather than a modification part, this OEM component repairs equipment affected by loose mounting points, missing hardware, and worn retention components and stripped threads, bent pins, loose mounting, and lost clips. Targeted to service work involving OEM pin replacement, hardware repair, retainer service, and Case equipment fastening maintenance on Case equipment.
More Details
Part Number: 121
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
- 121-205
- Internal SKU
- IC:121-205
- 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 67 fitments
| Machine | Model | Years / S/N |
|---|---|---|
| Dozer | 1550 | — |
| Backhoe | 35WL | — |
| Backhoe | 35C WL | — |
| Backhoe | 35C | — |
| Loader | W11B | — |
| Loader | W20B | — |
| Excavator | 1187C | — |
| Loader | 300C | — |
| Loader | W30 | — |
| Loader | W20C | — |
| Excavator | 1080B | — |
| Excavator | 1187B | — |
| Loader | W18B | — |
| Dozer | 1455B | — |
| Dozer | 1450B | — |
| Excavator | 880D | — |
| Backhoe | 35A | — |
| Dozer | 1155D | — |
| Dozer | 1150D | — |
| Excavator | 1080 | — |
| Excavator | 1280B | — |
| Loader | W14H | — |
| Loader | W14FL | — |
| Loader | W14 | — |
| Excavator | 1187 | — |
| Loader | W24C | — |
| Dozer | 850C | — |
| Dozer | 1150C | — |
| Dozer | 1150B | — |
| Dozer | 855C | — |
| Dozer | 850B | — |
| Excavator | 1280 | — |
| Excavator | 40EC | — |
| Excavator | 40BLC | — |
| Excavator | 40YC | — |
| Excavator | 880C | — |
| Excavator | 50 | — |
| Loader | W11 | — |
| Loader | W18 | — |
| Loader | W20 | — |
| Backhoe | 35 | — |
| Trencher | 475 | — |
| Excavator | 40 | — |
| Excavator | 35 | — |
| Excavator | 980B | — |
| Dozer | 1450 | — |
| Excavator | 880 | — |
| Excavator | 980 | — |
| Excavator | 880B | — |
| Loader | W24B | — |
| Dozer | 850 | — |
| Loader | 400C | — |
| Loader | 825 | — |
| Loader | 800 | — |
| Loader | 600 | — |
| Loader | W26B | — |
| Dozer | 1150 | — |
| Loader | W24 | — |
| Backhoe | 34 | — |
| Backhoe | 33S | — |
| Loader | 400 | — |
| Backhoe | 36 | — |
| Dozer | 750 | — |
| Dozer | 1000D | — |
| Dozer | 1000C | — |
| Dozer | 800 | — |
| Dozer | 1000 | — |