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 6130-01-576-0784
NSN 6105-01-372-5557
NSN 6320-01-481-4871
NSN 6105-01-409-2023
NSN 4140-00-100-4563
NSN 5998-01-034-9165
NSN 6110-01-350-3449
NSN 5996-00-518-0460
NSN 5835-01-126-9358
NSN 7035-01-302-5359
NSN 6135-01-190-2628
NSN 5910-01-447-3405