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 5920-01-624-1102
NSN 5835-00-677-9659
NSN 5975-01-005-3499
NSN 6685-01-606-9171
NSN 6240-01-459-0902
NSN 4140-01-270-1067
NSN 6145-01-338-1135
NSN 5835-00-835-7838
NSN 5996-01-435-4390
NSN 5920-01-108-4307
NSN 5905-00-042-4522
NSN 5925-01-621-4371