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 5960-00-224-6828
NSN 5920-00-013-9967
NSN 5920-00-455-9743
NSN 6130-01-654-4825
NSN 5945-01-078-4559
NSN 6110-01-472-1963
NSN 6240-01-525-6585
NSN 5996-01-458-0821
NSN 6105-00-401-2149
NSN 5975-01-564-2504
NSN 6130-00-847-1641
NSN 6220-00-280-2880