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 7035-01-042-5308
NSN 6130-01-147-2718
NSN 5996-00-116-7498
NSN 5935-01-657-4005
NSN 5945-01-499-8847
NSN 5835-01-319-4636
NSN 6320-01-449-1014
NSN 6620-01-395-5214
NSN 5965-00-177-2932
NSN 6150-01-289-4761
NSN 5999-01-122-8782
NSN 5996-01-145-2784