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 5915-01-174-6595
NSN 5835-01-017-3860
NSN 6620-01-007-0103
NSN 5998-01-410-8708
NSN 5996-00-279-5806
NSN 6220-01-494-9356
NSN 5930-00-257-3288
NSN 5990-01-166-2237
NSN 6645-01-365-1511
NSN 5925-01-634-0664
NSN 5855-00-361-0167
NSN 5996-00-079-1268