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 6150-01-195-4247
NSN 5835-01-116-2369
NSN 5905-01-181-1555
NSN 5905-00-990-1642
NSN 5950-00-778-8712
NSN 5835-00-892-3510
NSN 6645-01-465-1318
NSN 5996-01-206-2647
NSN 5960-00-959-3341
NSN 5915-00-401-6740
NSN 6145-00-062-6691
NSN 6150-01-297-4845