This zinc plated UNF half lock nut is manufactured to BS 1768 standards and designed to provide reliable fastening in mechanical, structural, and industrial applications where a compact locking solution is required. Made from strong steel and finished with a corrosion-resistant zinc coating, it offers long-lasting durability in environments exposed to moisture, wear, or demanding operating conditions.

The half-height profile makes this nut ideal for use in confined spaces or as a secondary locking nut when paired with a full nut. Its Unified National Fine thread ensures precise engagement and secure tightening, helping reduce the risk of loosening caused by vibration or mechanical stress. This makes it well suited to engineering assemblies, machinery components, and construction fixings that require accurate and dependable fastening.

Sold individually, this zinc plated UNF half lock nut provides a practical fastening solution for professionals who need strength, corrosion resistance, and reliable performance. Its compact design, precise thread form, and durable finish make it a trusted choice for applications requiring secure fastening and long-term stability in challenging working environments.