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 5999-01-232-0566
NSN 5920-01-420-5768
NSN 5920-01-485-8157
NSN 5990-01-280-0321
NSN 5975-01-304-1717
NSN 5935-00-284-8306
NSN 6320-01-642-0342
NSN 6110-01-108-2690
NSN 6620-00-251-0569
NSN 6110-00-983-5927
NSN 5835-00-841-2650
NSN 5835-01-115-0499