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 5999-00-819-0034
NSN 7035-01-391-7470
NSN 5965-00-689-1545
NSN 5895-00-999-1388
NSN 7035-01-386-5722
NSN 5999-01-348-8013
NSN 5910-00-291-3955
NSN 6240-01-431-5442
NSN 6130-01-631-7205
NSN 5935-00-246-5280
NSN 5998-01-468-9185
NSN 5915-00-099-0347