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 6150-01-189-0498
NSN 6610-01-096-7129
NSN 5855-01-325-3380
NSN 5905-01-388-8161
NSN 4140-01-041-4887
NSN 6620-01-386-5914
NSN 2925-01-254-3068
NSN 6240-01-581-3426
NSN 5965-00-879-3612
NSN 6240-00-300-2736
NSN 6650-01-568-0299
NSN 6150-01-074-4511