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 5965-01-346-3906
NSN 7035-01-477-2818
NSN 5905-01-403-2806
NSN 6135-01-205-5965
NSN 5920-01-220-1380
NSN 6110-00-248-7475
NSN 6150-01-082-7351
NSN 5895-01-065-1659
NSN 5990-01-546-1649
NSN 6145-01-544-8240
NSN 2925-01-178-0063
NSN 2925-00-008-5485