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 6150-01-008-0248
NSN 5920-00-518-1793
NSN 5910-01-605-2233
NSN 6645-01-485-4521
NSN 5945-01-410-6836
NSN 5945-00-080-7312
NSN 5930-00-954-3126
NSN 6650-01-153-8861
NSN 6645-00-526-6730
NSN 6620-01-449-8743
NSN 6130-01-500-5991
NSN 6240-01-255-8762