A locking device which is serrated on the inside and outside diameters. It may have outer serrations omitted on one or two sides for close edge installation. The inner serrations engage the mating serrations of bolts, inserts, nuts, studs or similar items to be locked in place. The outer serrations broach their way into parent material when driven or pressed into place.
NSN 4140-01-520-8920
NSN 6130-01-324-5198
NSN 5910-01-406-7836
NSN 5965-01-141-8785
NSN 5960-00-636-4834
NSN 4140-01-055-6355
NSN 6320-01-255-2096
NSN 4140-00-104-7323
NSN 5895-01-195-8601
NSN 5960-00-901-4312
NSN 6610-00-150-7002
NSN 5950-01-165-4050