Lock Nut
| Machine | Model | Years / S/N |
|---|---|---|
| Tractor | MAGNUM 250 | — |
| Tractor | MAGNUM 280 | — |
| Tractor | MAGNUM 310 | — |
| Tractor | MAGNUM 340 | — |
| Tractor | MAGNUM 400 | — |
| Tractor | MAGNUM 380 | — |
| Tractor | T8.320 | — |
| Tractor | T8.350 | — |
| Tractor | T8.380 | — |
| Tractor | T8.410 | — |
OEM Lock Nut 1/2"-13 #131 - OEM Fastener and Pin Replacement for Case Construction Equipment When replacement is required to fix fastener fatigue, hardware loss, and poor component retention, this OEM component supports repairs related to replacement of fastening hardware affected by wear, stretch, or breakage. A practical OEM option for bolt replacement, retainer clip service, and heavy equipment hardware repair jobs in the field.
More Details
Part Number: 131
Application: Common service application: Hardware replacement component used to repair loose mounting points, missing fasteners, bent pins, or worn retention hardware.
Key Features:
- Designed to replace damaged pins, bolts, washers, or retaining hardware
- Supports repair of looseness, poor retention, and hardware-related service issues
- OEM-style fit for efficient installation in routine maintenance
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
- 131-510
- Brand
- Case Construction
- Condition
- OEM, new
- Category
- Case Construction
- 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 109 fitments
| Machine | Model | Years / S/N |
|---|---|---|
| Tractor | MAGNUM 250 | — |
| Tractor | MAGNUM 280 | — |
| Tractor | MAGNUM 310 | — |
| Tractor | MAGNUM 340 | — |
| Tractor | MAGNUM 400 | — |
| Tractor | MAGNUM 380 | — |
| Tractor | T8.320 | — |
| Tractor | T8.350 | — |
| Tractor | T8.380 | — |
| Tractor | T8.410 | — |
| Tractor | T8.435 | — |
| Dozer | 1650L | — |
| Dozer | 1150L | — |
| Dozer | D150B | — |
| Dozer | D140B | — |
| Tractor | MAGNUM 3154 | — |
| Dozer | 650L | — |
| Tractor | MAGNUM 2654 | — |
| Tractor | T8.420 | — |
| Tractor | MAGNUM 370 | — |
| Dozer | D95B | — |
| Tractor | MAGNUM 235 | — |
| Tractor | MAGNUM 290 | — |
| Tractor | MAGNUM 315 | — |
| Tractor | T8.275 | — |
| Tractor | T8.360 | — |
| Tractor | MAGNUM 260 | — |
| Tractor | T8.300 | — |
| Tractor | T8.330 | — |
| Tractor | T8.390 | — |
| Dozer | 850L | — |
| Dozer | 1150K | — |
| Tractor | T8030 | — |
| Tractor | TG275 | — |
| Dozer | D75B | — |
| Dozer | 750L | — |
| Dozer | D85B | — |
| Tractor | MAGNUM 335 | — |
| Tractor | T8010 | — |
| Tractor | TG215 | — |
| Tractor | MAGNUM 215 | — |
| Tractor | MAGNUM 245 | — |
| Tractor | MAGNUM 275 | — |
| Tractor | MAGNUM 305 | — |
| Tractor | TG305 | — |
| Tractor | T8050 | — |
| Tractor | T8040 | — |
| Tractor | T8020 | — |
| Tractor | TG245 | — |
| Tractor | MAGNUM 255 | — |
| Dozer | D95 | — |
| Dozer | DC95 | — |
| Dozer | 650K | 2006 – 2008, 2005 – 2006 |
| Dozer | DC75 | — |
| Dozer | D75 | — |
| Dozer | DC85 | — |
| Dozer | 850K | 2005 – 2006, 2006 – 2008 |
| Dozer | D85 | — |
| Dozer | 750K | 2005 – 2006 |
| Loader | 921C | — |
| Loader | 821C | — |
| Tractor | MX305 | — |
| Tractor | MX215 | — |
| Tractor | MX275 | — |
| Tractor | MX245 | — |
| Tractor | MX285 | — |
| Tractor | TG285 | — |
| Tractor | MX210 | — |
| Tractor | MX230 | — |
| Tractor | MX255 | — |
| Tractor | TG210 | — |
| Tractor | TG255 | — |
| Tractor | TG230 | — |
| Dozer | 650K | 2002 – 2005 |
| Dozer | 850K | 2002 – 2005 |
| Dozer | 750K | 2002 – 2005 |
| Tractor | MX200 | — |
| Tractor | MX180 | — |
| Tractor | MX240 | — |
| Tractor | MX220 | — |
| Loader | 721C | — |
| Tractor | MX270 | — |
| Loader | 621C | — |
| Loader | 721B | — |
| Loader | 621B | — |
| Loader | 921B | — |
| Loader | 821B | — |
| Loader | 921 | — |
| Loader | 621 | — |
| Loader | W14C | — |
| Loader | W11B | — |
| Backhoe | 780D | — |
| Backhoe | 680L | — |
| Loader | 721 | — |
| Loader | 821 | — |
| Loader | W36 | — |
| Loader | W30 | — |
| Loader | W14B | — |
| Backhoe | 780C | — |
| Backhoe | 680K | — |
| Backhoe | 780B | — |
| Backhoe | 680H | — |
| Tractor | 2870 | — |
| Tractor | 930-SERIES | — |
| Tractor | 830-SERIES | — |
| Tractor | 730 SERIES | — |
| Tractor | 1030 | — |