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 ...

Locknuts are a type of prevailing-torque fastener that resists loosening under vibration and torque. They differ from standard nuts because they typically have friction-increasing bearing surfaces ...

from Jergens, Inc. Jergens Miniature Insert Keylocking are used to quickly repair stripped, damaged, or worn-out threads. They are also used in original equipment where they strengthen threads in soft ...

These requirements should be considered in selecting the best insert: shear strength of parent material, operating temperature, load requirement, presence of ...