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 6240-01-609-1699
NSN 6220-01-266-2015
NSN 6650-00-569-1762
NSN 5960-01-207-6232
NSN 5945-01-526-1096
NSN 6135-00-461-3590
NSN 6650-01-481-8009
NSN 6135-00-935-8769
NSN 5935-01-114-5889
NSN 5935-00-930-8228
NSN 6145-00-930-3682
NSN 5975-01-368-6742