Railway Applications

There are many applications where threaded fasteners can loosen because of shock & vibration caused by trains.

Hardlock Nuts are a product that resists loosening by vibration. It enhances safety, improves reliability and reduces inspection and maintenance costs.

Japanese Railways have specified Hardlock Nuts for more than 40 years. In the UK, Network Rail have specified Hardlock Nuts for over 10 years, with new applications being added to all the time.

The Hardlock Nut is the best solution for nut & bolt assemblies on railway track, turnouts, crossings and overhead power systems.

For more information about Hardlock please examine the following categories:


THE PROBLEM / problemem jest /problema este că – click here

THE SOLUTION / rozwiązaniem jest / soluția este – click here

THE EVIDENCE / dowody są jasne / dovezile – click here

RAILWAY APPLICATIONS / Aplikacje kolejowe / Aplicații feroviare – click here