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 5925-00-825-1411
NSN 6650-01-604-9315
NSN 6645-01-152-1092
NSN 6110-01-112-3938
NSN 5895-01-183-4468
NSN 5920-00-090-8396
NSN 5895-01-229-0413
NSN 5965-00-217-2476
NSN 6220-01-106-3215
NSN 5975-00-587-4871
NSN 6610-01-018-0648
NSN 5835-00-058-7017