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 6620-00-202-5122
NSN 6645-00-171-9639
NSN 6145-01-528-0247
NSN 6650-01-368-1554
NSN 6620-01-606-8964
NSN 7035-00-267-5424
NSN 5960-00-556-2621
NSN 5935-01-451-1381
NSN 5950-01-470-0823
NSN 5895-01-088-4914
NSN 5945-01-467-1587
NSN 6110-00-511-8719