Description
Overview:
This 3/16 in (approx. 4.8 mm) ring-type lynch pin is a compact, reusable fastener designed to secure clevis and hitch pins, linkages, and similar components on agricultural, construction, and garden machinery. Made from steel with a yellow zinc passivated finish for corrosion resistance, it locks with a sprung ring to stop parts sliding off under vibration or movement. Suitable for tractors, trailers, mowers, compact loaders, and a wide range of implements and attachments. Supplied as a bulk 50-pack for workshops and fleets. Non-genuine aftermarket part, Manufacturer Part Number (MPN): LP31650. Key dimensions for selection and fit include a measured pin diameter of 4.4 mm, wire diameter of 2.9 mm, and usable length of 26 mm, making it a practical choice for everyday maintenance and repairs.
Key Features:
- Non-genuine aftermarket lynch pin; MPN: LP31650
- Pack of 50 for convenient stocking in workshops and on site
- Pin size: 3/16 in (approx. 4.8 mm) nominal; measured shank diameter 4.4 mm for reliable fit
- Usable length 26 mm helps retain brackets, clevises, and hitch components securely
- Ring wire diameter 2.9 mm with positive spring action for secure locking
- Zinc-plated, yellow passivated steel for improved corrosion resistance and service life
- Quick to fit and remove by hand; no tools required for routine coupling and uncoupling
- Smooth operation helps prevent accidental disengagement under vibration and movement
- Versatile size for agricultural, landscaping, and construction equipment
Typical Applications:
Retaining clevis and implement pins on tractor three-point linkages, drawbars, and trailer hitches; securing mower deck linkages, stabiliser bars, and bucket or attachment pins on plant and compact machines; general use on yard equipment, gates, and fencing fixtures where a fast, self-locking pin is needed for frequent assembly and removal.
Also known as:
Linch pin, lynchpin, locking ring pin, spring locking pin, quick-release ring pin, hitch pin retainer, implement pin retainer, tractor hitch safety pin.
Product Specifications
| L&S Part No. | LP31650 |
|---|---|
| Unit of Sale | 1 |
| Machine Type | Tractors, Loaders, Trailers |
| Key Features | - 3/16 in lynch pin with 4.4 mm shank diameter - Zinc-plated steel for corrosion resistance - 26 mm usable length for secure retention - 2.9 mm wire diameter with spring action - Bulk 50-pack for workshops and fleets |



