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 6240-01-134-4118
NSN 6320-00-466-0371
NSN 6105-01-386-7346
NSN 6135-01-238-2878
NSN 5855-01-424-2287
NSN 5965-01-481-6957
NSN 5920-01-246-5678
NSN 5960-01-144-5502
NSN 6685-01-384-3979
NSN 5945-01-547-3588
NSN 5998-01-364-8480
NSN 5910-00-111-5983