A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Copper screws, nuts, bolts, rivets, and other fasteners not threaded
NSN 5930-00-343-3743
NSN 6105-01-300-6832
NSN 6240-00-832-6867
NSN 5975-01-535-3991
NSN 5945-00-161-4014
NSN 5975-01-141-7632
NSN 6240-01-482-1738
NSN 6610-01-633-2722
NSN 5915-01-438-0578
NSN 5990-01-105-5336
NSN 5996-01-511-0458
NSN 6645-01-381-6084