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 5998-01-592-8396
NSN 6220-01-003-7440
NSN 5910-00-466-1784
NSN 5835-01-031-7265
NSN 5905-00-870-7710
NSN 5999-01-063-8092
NSN 5895-01-655-3473
NSN 5945-01-509-3033
NSN 5985-01-413-5807
NSN 5905-01-461-3144
NSN 5950-00-197-7705
NSN 6220-01-141-8200