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 5935-01-074-0881
NSN 6110-00-452-0448
NSN 5925-01-516-5447
NSN 6135-00-062-5080
NSN 6150-00-067-5957
NSN 6610-00-110-6942
NSN 5905-00-314-4602
NSN 5965-01-215-0993
NSN 6645-00-171-9639
NSN 5996-01-170-1915
NSN 6105-00-804-1749
NSN 5855-01-406-4821