For over 40 years GREER has been recognized as a major supplier of internally threaded fasteners.
The GREER STOP NUT® locknut product portfolio consists of nylon insert hex, clinch and spline nuts and a variety of all-metal nuts in standard and made-to-order configurations.

These U.S.-made locknuts meet MS, MIL, AN and NAS specifications, and are available in a variety of finishes, platings and materials. Greer Locknuts offer quality and reliability for applications in the transportation, communications, electronics, defense and other industries.

Greer Locknuts offer quality and reliability for common applications in the transportation, communications, electronics, defense and other industries. The Greer Locknut product portfolio consists of nylon insert hex, clinch and spline nuts.

The nylon insert material resists most organic acids, oils, greases and common solvents and mineral acids. Due to its toughness and resiliency, it also resists the highly abrasive action caused by nicked threads in mating fasteners; increasing reliability and reducing downtime from failed installations.