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 6240-01-359-2721
NSN 2925-00-863-8578
NSN 5960-01-423-4240
NSN 6150-00-987-0877
NSN 6620-01-487-2509
NSN 5965-01-198-3256
NSN 6135-00-676-5807
NSN 5999-01-565-8986
NSN 5920-00-100-7219
NSN 6135-01-653-1437
NSN 5950-01-450-8205
NSN 6320-01-102-0799