A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Nuts of iron or steel
NSN 5920-01-437-5623
NSN 6320-00-476-6898
NSN 5990-00-840-6571
NSN 5855-01-149-4110
NSN 6150-00-868-7953
NSN 5855-01-464-3152
NSN 5895-01-581-2369
NSN 2925-00-010-9609
NSN 6620-00-104-6937
NSN 4140-01-623-2795
NSN 2925-00-780-5502
NSN 5930-01-190-7035