A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Nuts of iron or steel
NSN 6105-01-017-2748
NSN 5920-00-398-0766
NSN 6620-01-543-5491
NSN 5835-00-546-4898
NSN 6145-01-601-9715
NSN 6105-00-839-6549
NSN 5935-00-019-7707
NSN 6145-00-848-7581
NSN 6645-00-920-1412
NSN 5935-01-445-5511
NSN 6610-01-050-3075
NSN 4140-00-266-9132