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 6685-00-270-5855
NSN 6135-01-329-7994
NSN 2925-01-190-3121
NSN 5905-01-356-9242
NSN 6645-01-286-1924
NSN 5965-01-540-0743
NSN 6220-00-583-9119
NSN 5895-00-918-3836
NSN 5996-00-270-0340
NSN 6240-01-434-4315
NSN 5855-01-519-3814
NSN 6135-01-151-2705