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 5975-00-178-1584
NSN 6620-01-231-9731
NSN 5915-01-435-9221
NSN 5990-00-862-3271
NSN 5930-01-180-3382
NSN 5835-01-093-6509
NSN 7035-01-339-5480
NSN 6610-01-463-8866
NSN 5996-01-416-0611
NSN 5975-00-285-8003
NSN 5905-01-492-7695
NSN 6620-00-216-6416