Flex Locknuts
Flex Locknuts are available in several styles: Full Height, Thin Height & Heavy Hex in both Full & Thin Heights. Standard Full & Thin Heigths are available in Steel or Stainless Steel, and Full Height / Steel nuts are available in Cadmium or Black Oxide finish. Metric sizes are also available in Full Height / Steel parts. Flex Locknuts feature a slotted round collar at the back end that expands as the inserted bolt threads through it, creating prevailing torque locking action.