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 5990-01-424-2954
NSN 5855-00-879-7245
NSN 2925-01-254-8925
NSN 5905-01-438-4820
NSN 5990-01-517-7848
NSN 5945-01-392-1935
NSN 5999-01-003-8461
NSN 5930-01-411-8570
NSN 6685-01-147-4532
NSN 2925-00-690-8763
NSN 4140-01-606-8332
NSN 5945-01-501-0731