Stanley Engineered Fastening now incorporates its self-locking Spiralock internal thread form design, which reportedly has superior resistance against self-loosening when exposed to harsh environments ...

Pemhex is a self-clinching prevailing torque lock-nut from Penn Engineering, with the integrated nylon insert there to resist screw loosening in service due to vibration and thermal cycling. “The ...

Spiralock® self-locking potted inserts (NAS1832 type) are used in composite honeycomb panels for aerospace and satellite systems applications requiring resistance against thread loosening.