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 5998-01-434-9111
NSN 6240-00-684-8181
NSN 5998-00-598-0480
NSN 6135-01-039-2882
NSN 5905-00-221-5147
NSN 7035-01-112-4565
NSN 5905-01-503-8702
NSN 6620-00-915-9388
NSN 5925-01-069-7607
NSN 5910-01-626-6746
NSN 5945-01-339-2861
NSN 5999-01-534-3595