Lock Nut
| Machine | Model | Years / S/N |
|---|---|---|
| Tractor | MX150 | — |
| Tractor | MX170 | — |
| Tractor | 8930 | — |
| Tractor | 8920 | — |
| Tractor | 8910 | — |
| Tractor | 8950 | — |
| Tractor | 7210 | — |
| Tractor | 7250 | — |
| Tractor | 7240 | — |
| Tractor | 7230 | — |
OEM Lock Nut Pal 3/16" Twist Nut #131 - OEM Hardware Repair Part for Case Construction Equipment Service For heavy equipment maintenance, this OEM component replaces damaged originals connected to loose mounting points, missing hardware, and worn retention components and recurring issues like fastener fatigue, hardware loss, and poor component retention. Aligned with search intent around OEM pin replacement, hardware repair, retainer service, and Case equipment fastening maintenance service parts.
More Details
Part Number: 131
Application: Primary service 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
- 131-426
- 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 20 fitments
| Machine | Model | Years / S/N |
|---|---|---|
| Tractor | MX150 | — |
| Tractor | MX170 | — |
| Tractor | 8930 | — |
| Tractor | 8920 | — |
| Tractor | 8910 | — |
| Tractor | 8950 | — |
| Tractor | 7210 | — |
| Tractor | 7250 | — |
| Tractor | 7240 | — |
| Tractor | 7230 | — |
| Tractor | 7220 | — |
| Tractor | 8940 | — |
| Tractor | 7150 | — |
| Tractor | 7140 | — |
| Tractor | 7130 | — |
| Tractor | 7120 | — |
| Tractor | 7110 | — |
| Trencher | N63 | — |
| Trencher | P63 | — |
| Trencher | T63 | — |