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 6685-00-451-6941
NSN 6320-01-160-8578
NSN 5950-01-379-0976
NSN 5990-01-264-9759
NSN 5895-01-559-7815
NSN 6610-00-481-1197
NSN 6610-01-426-5090
NSN 5915-01-430-5541
NSN 5975-00-854-2657
NSN 6620-01-183-5329
NSN 2925-01-121-3355
NSN 5975-01-447-9185