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 5999-01-530-4141
NSN 5996-00-417-3278
NSN 5920-01-385-8648
NSN 5975-01-299-2617
NSN 5945-01-381-2038
NSN 6135-01-446-8310
NSN 5950-01-493-8443
NSN 6685-01-227-3137
NSN 5960-00-991-1135
NSN 5920-00-409-3650
NSN 5990-01-617-5156
NSN 6110-01-195-0538