A precision-engineered locking pin used in brake and locking mechanisms to secure moving parts in position.
| Parameter | Typical range | Notes & selection driver |
|---|---|---|
| Length | 10mm to 150mm | |
| Diameter | 3mm to 25mm (common range) | |
| Hardness | 28-35 HRC (core), 45-50 HRC (case for hardened versions) | |
| Tolerance | h6 or h7 | |
| Load Capacity | Shear strength 400-800 MPa depending on material | |
| Surface Finish | Ra 1.6μm or better |
Ranges are indicative industry figures for RFQ preparation, not a supplier commitment. Confirm every value and standard with the legal manufacturer before ordering.
This component is used in the following industrial products
A mechanical or electromechanical device that stops or holds an indexing mechanism in a fixed position.
A mechanical locking device used to securely fasten shipping containers to lifting equipment or transport vehicles.
A mechanical coupling device used to connect an asphalt distributor to a towing vehicle for transportation.
A practical evidence checklist for RFQ preparation and supplier evaluation.
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Manufacturer profiles associated with Locking Pin.
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Locking pins provide positive locking through precise dimensional fit and often include retention features, while cotter pins are flexible fasteners that secure by deformation. Locking pins offer higher precision and reliability in critical applications.
Consider load requirements (shear strength), environmental conditions (corrosion resistance), wear characteristics, and compatibility with mating parts. Alloy steels are common for general use, stainless for corrosive environments, and hardened steels for high-wear applications.
Regular inspection for wear, corrosion, and deformation. Lubrication may be needed depending on application. Replace pins showing significant wear or damage to maintain safety margins.
Editorial classification, named public sources where available, and source-reviewed manufacturer records. See the editorial policy.