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 5895-00-081-3293
NSN 5935-01-060-1174
NSN 6135-00-993-6823
NSN 2925-01-273-4898
NSN 5965-01-386-8119
NSN 5935-01-190-8535
NSN 6620-01-182-6076
NSN 2925-01-442-7812
NSN 5920-00-518-1789
NSN 5965-00-605-8239
NSN 6130-00-426-0058
NSN 6150-00-372-5979