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 7035-00-079-7189
NSN 6135-01-168-2944
NSN 6145-00-144-0918
NSN 5975-01-242-9549
NSN 5960-01-485-7532
NSN 5998-01-235-3502
NSN 6145-01-070-1248
NSN 6145-01-062-1104
NSN 6685-01-498-6805
NSN 5998-01-083-4688
NSN 5985-01-613-4081
NSN 6610-01-595-9809