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 5905-01-188-1474
NSN 6650-01-358-9800
NSN 6650-01-304-7168
NSN 6645-01-627-8040
NSN 5975-00-134-8529
NSN 5975-01-191-9973
NSN 6620-00-232-2048
NSN 6685-00-236-4443
NSN 5975-00-509-2879
NSN 5835-01-412-6901
NSN 6220-01-323-9410
NSN 6620-01-605-1465