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 5999-01-134-8529
NSN 6650-01-593-5993
NSN 6650-01-372-6013
NSN 6685-01-437-1133
NSN 5930-01-163-0649
NSN 5985-00-628-4647
NSN 6320-01-600-5808
NSN 6130-00-612-0870
NSN 6620-01-537-4121
NSN 5999-01-421-2692
NSN 5990-01-503-6827
NSN 6650-01-319-3923