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 6620-01-168-5273
NSN 5985-01-394-5949
NSN 6145-01-650-1791
NSN 6145-00-578-7522
NSN 6320-00-371-8335
NSN 5835-00-187-1481
NSN 6645-01-651-9562
NSN 5996-01-312-1727
NSN 6150-00-961-1303
NSN 5998-01-271-0870
NSN 5910-00-150-8653
NSN 6150-01-582-2241