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 6110-01-114-7701
NSN 6650-01-045-5494
NSN 6240-01-318-1522
NSN 6645-01-479-0804
NSN 6320-01-552-8721
NSN 5965-01-437-5934
NSN 5975-01-556-6719
NSN 6105-00-044-3269
NSN 6220-00-338-1086
NSN 5999-01-339-5716
NSN 5910-01-150-0593
NSN 6645-01-130-4450