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 5999-00-203-1202
NSN 5925-00-126-6660
NSN 7035-01-265-0216
NSN 6145-00-156-4394
NSN 5895-01-605-3385
NSN 5985-01-467-7254
NSN 5996-01-607-5845
NSN 4140-00-050-8456
NSN 5945-00-223-5326
NSN 6220-01-058-1509
NSN 5910-01-269-1218
NSN 5996-01-217-1407