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 ...

When people are designing lightweight products, or repairing a worn-out thread, a dependable fastening tool can make a big difference. This is where self tapping threaded inserts can come into play.

PEM self-locking fasteners with a nylon insert provide a reusable, nonmetallic prevailing torque thread lock that prevents threaded mating hardware from loosening due to vibration or other application ...