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 5935-01-608-9021
NSN 6610-00-888-6731
NSN 6650-00-187-5388
NSN 6610-01-281-7536
NSN 6620-01-065-3742
NSN 5920-00-729-3734
NSN 6645-00-237-8414
NSN 6220-01-570-8949
NSN 6150-01-192-5580
NSN 5945-01-525-7779
NSN 5985-01-460-7659
NSN 6610-00-884-2824