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 5985-00-422-1446
NSN 5930-00-007-7789
NSN 5920-01-375-3164
NSN 5965-01-415-2898
NSN 4140-01-599-7650
NSN 5895-00-269-3848
NSN 2925-00-613-2515
NSN 5996-01-539-5995
NSN 5920-00-225-8893
NSN 5975-01-540-0337
NSN 5960-01-468-6508
NSN 6650-00-446-8787