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 ...

Unlike thread locking forms, self locking fasteners with a preload locking internal thread form prevent high logistical, service and warranty costs (PRWEB) October 17, 2007 -- While threaded fastener ...

Externally threaded fasteners with locking devices use the same techniques as locknuts. Prevailing-torque locking screws employ distorted threads, interference fits, inserts, or a chemical adhesive ...

Engineers at General Dynamics Land Systems, Sterling Heights, Mich., faced a challenge when designing the Expeditionary Fighting Vehicle for the U. S. Marine Corps. The amphibious combat craft needed ...

Q-Please tell us how to keep the screws in our steel lawn furniture from working loose all the time. A-Fortunately, there is an easy way to secure many screws and bolts used in metal fixtures and ...