Lock Nut
| Machine | Model | Years / S/N |
|---|---|---|
| Engine | RPZ65 | — |
| Engine | NH RPZ65 | — |
| Trencher | 760 | — |
| Backhoe | 590SM | — |
| Skid Steer | 1840 | — |
| Tractor | 570LXT | — |
| Dozer | 550G | — |
| Tractor | 5130 | — |
| Tractor | 5240 | — |
| Tractor | 5230 | — |
OEM Lock Nut Jam #10 - 24 Self-Locking No. 10 Nf #131 - OEM Hardware Repair Part for Case Construction Equipment Service This direct-fit service component is designed to replace damaged parts linked to replacement of fastening hardware affected by wear, stretch, or breakage, especially under fastener fatigue, hardware loss, and poor component retention conditions. Often searched by buyers handling bolt replacement, retainer clip service, and heavy equipment hardware repair service work.
More Details
Part Number: 131
Application: Typical repair use: 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
- 131-1144
- Brand
- Case Construction
- Condition
- OEM, new
- Category
- Case Construction
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 25 fitments
| Machine | Model | Years / S/N |
|---|---|---|
| Engine | RPZ65 | — |
| Engine | NH RPZ65 | — |
| Trencher | 760 | — |
| Backhoe | 590SM | — |
| Skid Steer | 1840 | — |
| Tractor | 570LXT | — |
| Dozer | 550G | — |
| Tractor | 5130 | — |
| Tractor | 5240 | — |
| Tractor | 5230 | — |
| Backhoe | 580L | — |
| Cotton Picker | 1800 | — |
| Backhoe | 580SK | — |
| Tractor | 5250 | — |
| Engine | 4390 | — |
| Engine | 6590 | — |
| Skid Steer | 1845C | — |
| Cotton Picker | 2022 | — |
| Dozer | 850E | — |
| Dozer | 550E | — |
| Dozer | 855E | — |
| Backhoe | 480F LL | — |
| Backhoe | 480F | — |
| Combine | 1640 | — |
| Cotton Picker | 2044 | — |