A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Nuts of iron or steel
NSN 4140-01-461-7885
NSN 6105-00-306-0452
NSN 6130-01-392-3769
NSN 6145-01-451-1314
NSN 5998-01-181-2478
NSN 5930-00-771-3801
NSN 6105-01-206-4972
NSN 5920-01-558-1031
NSN 4140-01-519-9343
NSN 5915-01-544-6552
NSN 5935-01-458-6047
NSN 5965-00-261-8086