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 5960-01-349-2773
NSN 7035-00-360-2008
NSN 5998-00-917-8597
NSN 6135-00-112-8637
NSN 6130-01-044-9032
NSN 6145-01-366-3707
NSN 6650-01-528-7570
NSN 2925-01-374-2402
NSN 4140-01-024-5862
NSN 7035-00-541-8516
NSN 5835-01-147-7526
NSN 5925-01-162-9074