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 6645-01-172-1406
NSN 5925-01-205-7482
NSN 5930-00-081-8283
NSN 5999-01-343-2318
NSN 6240-01-227-4178
NSN 4140-01-258-6685
NSN 5990-01-116-2181
NSN 6240-01-044-7384
NSN 5996-01-025-5683
NSN 4140-01-422-4223
NSN 5985-01-348-8596
NSN 5905-01-088-5934