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 6220-01-431-3458
NSN 6610-00-911-8296
NSN 5975-01-303-3106
NSN 6130-01-378-6778
NSN 6105-01-040-9677
NSN 6620-01-029-6706
NSN 5945-01-438-5693
NSN 6150-00-550-7706
NSN 6610-00-066-9353
NSN 6220-01-334-2251
NSN 5925-01-500-2433
NSN 5990-01-612-5323