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 6610-01-033-2402
NSN 6650-01-357-0785
NSN 5905-01-423-0435
NSN 6685-01-316-7855
NSN 5910-00-391-6304
NSN 5999-00-177-3383
NSN 5925-01-462-2209
NSN 5960-01-073-4201
NSN 5895-00-171-0412
NSN 5999-00-725-5857
NSN 5915-01-215-1473
NSN 6320-00-242-3300