A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Copper screws, nuts, bolts, rivets, and other fasteners not threaded
NSN 5985-01-391-3466
NSN 5920-00-387-5312
NSN 5935-00-960-6260
NSN 5855-01-519-2486
NSN 6220-01-054-1208
NSN 5915-01-561-8253
NSN 6150-01-434-5592
NSN 5910-01-014-5488
NSN 5990-01-581-5103
NSN 6105-01-252-1163
NSN 6130-01-206-5151
NSN 6220-01-505-9880