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 6620-01-316-5487
NSN 5935-01-435-5667
NSN 4140-01-620-2498
NSN 5855-00-925-0114
NSN 5920-01-440-2492
NSN 5960-01-321-2750
NSN 5996-00-401-4502
NSN 2925-01-055-9705
NSN 6620-01-062-4307
NSN 5998-01-534-6372
NSN 5910-01-276-0604
NSN 6320-01-125-3361