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 5975-00-633-8532
NSN 5999-01-059-2775
NSN 6150-00-344-0964
NSN 6610-01-346-2802
NSN 6645-01-180-3818
NSN 6240-01-257-2153
NSN 6150-00-452-9078
NSN 5945-00-951-2827
NSN 5895-00-071-2555
NSN 6650-00-684-3060
NSN 5999-00-074-9166
NSN 5990-01-216-1276