A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Nuts of iron or steel
NSN 5960-00-379-4466
NSN 4140-01-609-0255
NSN 5930-01-188-9057
NSN 6685-01-408-5553
NSN 5895-00-548-0124
NSN 5996-00-667-4295
NSN 6145-01-293-0096
NSN 6610-01-655-4737
NSN 6240-00-569-5854
NSN 6220-00-283-5050
NSN 5925-01-649-0652
NSN 5930-01-147-9941