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 2925-01-143-4229
NSN 6220-00-445-1091
NSN 5945-01-315-5810
NSN 6620-00-695-6078
NSN 6320-01-264-2433
NSN 5905-01-067-9402
NSN 5999-01-430-9391
NSN 5965-01-474-8265
NSN 6685-01-185-7699
NSN 5950-00-597-3661
NSN 5945-01-485-8836
NSN 6685-01-616-6133