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 6620-01-171-2505
NSN 5920-00-357-0260
NSN 6645-01-050-5221
NSN 6145-01-041-6562
NSN 5996-01-459-6509
NSN 6240-00-813-0100
NSN 5965-00-949-5765
NSN 5990-01-559-0578
NSN 5910-01-605-3393
NSN 5915-01-433-3550
NSN 6220-01-444-4873
NSN 6105-01-095-3087