For the toughest applications – where continuous heavy vibration, shock, extreme temperatures, and numerous loading cycles exist – you can count on Lok-Mor Prevailing-Torque locknuts. 

With over 40 years of domestic manufacturing expertise, our quality assurance program has been established to meet the requirements of the ISO 9001:2015, Mil-I-45208, ISO/IEC 17025, ANSI/ASME, and ASTM specifications.

Browse our full line of Prevailing-Torque locknuts below, or contact us to request a quote.