noun
- nuts designed with a special feature to prevent them from loosening due to vibration or rotation
Usage: mechanical; plural form of locknut
Examples
- The mechanic tightened the locknuts on the wheel assembly.
- These locknuts will prevent the bolts from working loose over time.
- The aircraft engine uses special locknuts for safety reasons.
- Make sure to use locknuts on any connection that experiences vibration.
- The locknuts have a nylon insert that grips the bolt threads.
- Replace worn locknuts to maintain proper fastening strength.