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 5999-00-694-6302
NSN 5915-00-945-7494
NSN 5960-00-222-7772
NSN 5975-00-546-9469
NSN 5996-01-234-9156
NSN 6650-01-067-8946
NSN 6620-01-512-8146
NSN 5835-01-495-0595
NSN 6240-01-468-6408
NSN 5965-01-341-7945
NSN 6220-00-141-6150
NSN 4140-01-354-7907