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 5905-01-447-4464
NSN 5945-01-005-2804
NSN 6135-01-447-5083
NSN 2925-00-869-1451
NSN 6150-01-153-2315
NSN 5895-00-861-4045
NSN 6220-00-239-6132
NSN 5920-01-434-7527
NSN 6110-01-350-3449
NSN 6320-01-377-5701
NSN 5910-00-762-0723
NSN 6240-01-169-6488