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 5985-01-183-2127
NSN 5910-01-318-9395
NSN 5925-01-104-3924
NSN 6220-00-906-7228
NSN 5998-00-853-3289
NSN 5950-01-236-8174
NSN 7035-01-386-5722
NSN 5998-01-303-7678
NSN 4140-01-474-5007
NSN 5905-01-523-1055
NSN 5905-01-647-1650
NSN 6685-01-401-5360