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 6145-01-544-2990
NSN 5950-00-848-8198
NSN 6145-00-443-4924
NSN 5998-01-508-4501
NSN 5920-01-114-6264
NSN 5985-00-080-1382
NSN 5910-01-435-4847
NSN 5990-01-594-7470
NSN 5915-01-142-2018
NSN 5975-00-470-2320
NSN 5998-00-406-6008
NSN 5998-00-683-1333