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 6650-01-007-4744
NSN 5945-00-596-2665
NSN 6105-00-129-9875
NSN 6320-01-419-1225
NSN 6135-01-657-0554
NSN 5996-01-651-9447
NSN 5895-01-452-5923
NSN 5945-01-169-7852
NSN 6150-01-358-2113
NSN 4140-01-354-3801
NSN 5915-00-346-9144
NSN 6130-01-472-4175