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 5915-01-535-6666
NSN 6620-01-509-5674
NSN 2925-01-021-7563
NSN 6110-01-320-6215
NSN 6645-01-549-0935
NSN 6145-00-005-1018
NSN 6220-01-361-8043
NSN 5975-00-575-9446
NSN 5925-01-185-1390
NSN 5960-01-414-8918
NSN 5905-01-587-7002
NSN 5905-01-622-1141