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 5920-01-191-6033
NSN 6135-01-370-2599
NSN 4140-01-436-8149
NSN 6145-00-551-5288
NSN 5999-00-087-7923
NSN 6105-01-372-7380
NSN 5960-00-960-6805
NSN 5925-01-078-2374
NSN 6240-01-048-2103
NSN 5960-01-423-2511
NSN 6220-00-232-4436
NSN 5945-01-334-6016