Casehardened .001-.004 depth and draw to rockwell c scale 55 to 60
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 5945-01-072-7114
NSN 6220-01-374-6273
NSN 6135-01-351-1131
NSN 5895-01-199-8618
NSN 5895-01-554-1861
NSN 6110-00-928-6624
NSN 6145-00-841-1382
NSN 6105-01-177-1457
NSN 2925-01-103-9419
NSN 6110-01-395-2970
NSN 6220-01-463-1146
NSN 5905-01-237-6694