A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Nuts of iron or steel
NSN 5985-01-543-6931
NSN 6130-01-391-0219
NSN 6110-00-456-2058
NSN 5990-00-946-8587
NSN 5999-00-098-9132
NSN 6620-00-844-4363
NSN 5925-00-666-4753
NSN 6135-00-933-4293
NSN 6220-01-153-1937
NSN 5895-00-497-4903
NSN 6650-01-163-3758
NSN 5960-01-392-6982