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 5985-00-892-8755
NSN 5998-00-157-0804
NSN 6110-01-196-4886
NSN 4140-00-192-3811
NSN 6620-01-659-8887
NSN 5930-00-456-2279
NSN 6610-01-605-1509
NSN 5985-01-218-5516
NSN 5990-01-143-2518
NSN 5895-01-454-9909
NSN 6105-00-055-3503
NSN 6650-00-401-7896