Serrated Bolt
| Machine | Model | Years / S/N |
|---|---|---|
| Cotton Picker | CPX420 | — |
| Cotton Picker | 420 | — |
| Cotton Picker | 420 TIER 3 | — |
| Dozer | 550H | — |
| Dozer | 550H-IND | — |
| Combine | 2388 | — |
| Combine | 2577 | — |
| Combine | 2588 | — |
| Combine | 2377 | — |
| Loader | 621D | — |
OEM Serrated Bolt Hex 5/16" - 18 X 2" Gr 5 Replaces 413-532 #121 - OEM Pin, Bolt, or Retainer Service Part for Heavy Equipment Repair This direct-fit OEM part supports heavy equipment repair by replacing components associated with repair of damaged pins, stripped hardware, or lost retainers during service and looseness, missing retention, hardware wear, and attachment instability. Well suited to OEM pin replacement, hardware repair, retainer service, and Case equipment fastening maintenance maintenance and replacement workflows.
More Details
Part Number: 121
Application: Primary service use: Hardware replacement component used to repair loose mounting points, missing fasteners, bent pins, or worn retention hardware.
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
WARNING:For California residents — Cancer and Reproductive Harm. www.P65Warnings.ca.gov
- Manufacturer part number
- 121-232
- Internal SKU
- IC:121-232
- Brand
- Case Construction
- Condition
- OEM, new
- Category
- Bolts And Screws
- Weight
- 0.04 lb
Ships nationwide. In-stock parts ordered before 2:30 PM ET ship the same business day. Your exact shipping cost and delivery estimate are calculated at checkout from your ZIP code and the part’s size and weight; oversized and truck-freight items may need extra transit time and freight charges.
Free branch pickup is also available across Ohio, Indiana, Michigan, and Kentucky — just choose it at checkout.
30-day returns. New, unused parts in original packaging may be returned within 30 days. Some items — including electrical, special-order, and direct-from-supplier parts — are non-returnable. See our full return policy.
All 70 fitments
| Machine | Model | Years / S/N |
|---|---|---|
| Cotton Picker | CPX420 | — |
| Cotton Picker | 420 | — |
| Cotton Picker | 420 TIER 3 | — |
| Dozer | 550H | — |
| Dozer | 550H-IND | — |
| Combine | 2388 | — |
| Combine | 2577 | — |
| Combine | 2588 | — |
| Combine | 2377 | — |
| Loader | 621D | — |
| Loader | 521D | — |
| Loader | 921C | — |
| Loader | 721D | — |
| Loader | 821C | — |
| Dozer | 1150H | — |
| Cotton Picker | CPX610 | — |
| Cotton Picker | 2555 | — |
| Trencher | 960 | — |
| Skid Steer | 1825B | — |
| Dozer | 750H | — |
| Dozer | 650H | — |
| Dozer | 850H | — |
| Loader | 721C | — |
| Tractor | CPX420 TURKEY | — |
| Loader | 621C | — |
| Skid Steer | 1845C | — |
| Skid Steer | 1840 | — |
| Dozer | 1150G | — |
| Dozer | 650G | — |
| Dozer | 850G | — |
| Dozer | 550G | — |
| Loader | 621B | — |
| Loader | 721B | — |
| Loader | 921B | — |
| Loader | 821B | — |
| Skid Steer | 1825 | — |
| Skid Steer | 1818 | — |
| Cotton Picker | 2155 | — |
| Skid Steer | 1838 | — |
| Loader | 921 | — |
| Skid Steer | 1835C | — |
| Dozer | 1550 | — |
| Dozer | 550E | — |
| Tractor | 7120 | — |
| Tractor | 7110 | — |
| Cotton Picker | 2055 | — |
| Loader | W11B | — |
| Loader | 621 | — |
| Backhoe | 780D | — |
| Backhoe | 680L | — |
| Excavator | 1187C | — |
| Loader | 721 | — |
| Loader | 821 | — |
| Tractor | 2096 | — |
| Tractor | 1896 | — |
| Tractor | 4994 | — |
| Backhoe | 680K | — |
| Backhoe | 780C | — |
| Tractor | 2394 | — |
| Tractor | 2294 | — |
| Tractor | 4894 | — |
| Tractor | 4494 | — |
| Tractor | 3594 | — |
| Tractor | 3394 | — |
| Tractor | 2594 | — |
| Tractor | 4694 | — |
| Tractor | 3294 | — |
| Excavator | 1085B | — |
| Excavator | 1086B | — |
| Tractor | 2094 | — |