2 threaded pilot holes 0.138-32 unc-2b, both 1.226 in. Grom center
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 6645-00-650-3405
NSN 5895-01-621-2732
NSN 5945-01-415-0858
NSN 5945-00-196-2965
NSN 5950-01-199-1412
NSN 5965-00-106-1612
NSN 5920-01-025-5041
NSN 5985-00-019-6317
NSN 5985-01-364-0342
NSN 5915-01-384-1985
NSN 4140-01-258-9526
NSN 6610-01-633-8931