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 6220-01-335-3264
NSN 5950-01-343-0942
NSN 5990-00-382-5885
NSN 5999-01-224-7003
NSN 6135-01-336-3115
NSN 6610-01-555-8791
NSN 6240-00-903-4660
NSN 6685-00-105-9896
NSN 6240-01-033-5680
NSN 5950-01-338-3585
NSN 6240-01-614-6783
NSN 4140-00-593-8425