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 6240-00-372-4841
NSN 5990-01-255-7387
NSN 6685-00-181-9928
NSN 6220-01-408-1717
NSN 6220-00-111-4051
NSN 6130-01-447-3164
NSN 5925-00-275-7599
NSN 5920-01-361-2640
NSN 6135-01-344-2442
NSN 5950-00-212-7827
NSN 6220-01-521-7978
NSN 6685-00-907-7666