A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Nuts of iron or steel
NSN 5999-01-003-0355
NSN 5920-00-587-6935
NSN 5855-00-118-8762
NSN 5990-01-416-1017
NSN 6130-00-244-1406
NSN 6650-01-467-2355
NSN 4140-01-515-2722
NSN 5895-01-586-7461
NSN 6130-01-478-9113
NSN 5998-00-231-6130
NSN 6220-01-145-4993
NSN 6650-00-583-1735