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 4140-00-146-3269
NSN 6685-01-499-1534
NSN 6220-01-267-0651
NSN 6130-01-196-6392
NSN 6110-01-563-4913
NSN 5996-01-033-8371
NSN 5935-01-202-2427
NSN 6610-00-847-8701
NSN 5965-01-258-5662
NSN 5985-01-142-2710
NSN 5910-00-218-1114
NSN 5985-01-158-9894