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 5905-01-603-9769
NSN 5998-01-157-8824
NSN 5930-01-425-1352
NSN 5930-01-596-1766
NSN 5965-00-791-0964
NSN 5855-01-650-9545
NSN 6685-01-534-3725
NSN 5930-00-423-0296
NSN 5965-01-565-6415
NSN 5935-00-786-2505
NSN 5960-00-011-9315
NSN 6130-00-960-0275