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 5855-01-103-1474
NSN 5835-01-424-2002
NSN 6610-01-116-2527
NSN 6145-00-027-9852
NSN 4140-00-360-2457
NSN 5920-01-391-5666
NSN 5855-01-396-0258
NSN 5895-00-637-2658
NSN 6685-00-789-3404
NSN 5935-01-390-6861
NSN 6150-00-771-6387
NSN 6645-01-148-3613