A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Nuts of iron or steel
NSN 5999-00-633-7592
NSN 5930-01-586-4081
NSN 6110-00-395-7040
NSN 6135-01-164-3561
NSN 5930-01-532-3347
NSN 5920-00-899-3384
NSN 6650-00-831-5532
NSN 5945-01-200-3672
NSN 5835-01-238-3381
NSN 5990-00-127-2306
NSN 6110-01-616-5289
NSN 6320-01-564-0893