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 5895-00-670-1783
NSN 6220-00-076-0428
NSN 6220-01-234-9151
NSN 6110-00-970-9545
NSN 5950-00-251-2310
NSN 5930-01-324-1419
NSN 5935-01-182-4261
NSN 6220-01-338-2062
NSN 5930-01-209-6443
NSN 5998-01-425-8404
NSN 5915-01-577-4016
NSN 5920-01-464-3863