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 7035-01-397-0068
NSN 5920-01-540-9152
NSN 6650-01-364-1313
NSN 2925-01-602-1975
NSN 5925-01-221-8617
NSN 5998-00-116-8981
NSN 4140-00-450-1974
NSN 6610-01-447-2560
NSN 5985-01-065-0828
NSN 6610-01-473-1843
NSN 6240-01-435-1387
NSN 6620-01-380-4882