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 5960-00-357-3043
NSN 5910-01-511-5582
NSN 4140-00-253-1801
NSN 5895-01-100-7938
NSN 6320-01-399-6177
NSN 5925-01-398-1202
NSN 5990-01-499-6930
NSN 5999-01-541-7307
NSN 6610-01-313-1473
NSN 6685-01-286-9555
NSN 6685-00-269-6444
NSN 5925-00-990-0238