A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Nuts of iron or steel
NSN 5920-00-317-2219
NSN 6105-00-274-5460
NSN 5905-00-435-9290
NSN 6645-01-199-6057
NSN 5960-00-688-7510
NSN 6650-01-442-0267
NSN 5935-00-419-0502
NSN 6240-00-158-8771
NSN 5985-01-352-4090
NSN 5999-00-995-5814
NSN 5998-01-581-3486
NSN 6610-01-136-1189