A nut having 1 convex, spherical bearing surface and 6 flat sides. Items may have a removable collar. See also nut (1), plain, cone seat, hexagon.
Classification: Nuts of iron or steel
NSN 5945-00-773-3879
NSN 6650-01-104-6139
NSN 6145-01-530-7171
NSN 5920-01-116-4236
NSN 2925-00-969-8340
NSN 6685-01-476-6989
NSN 6135-01-096-1452
NSN 6105-00-946-8442
NSN 5996-01-073-2332
NSN 6240-01-391-6027
NSN 5975-01-171-7111
NSN 5996-01-183-3632