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 5950-00-492-5874
NSN 6130-00-620-4674
NSN 5975-01-286-5598
NSN 5975-01-468-5776
NSN 5996-00-797-9571
NSN 6145-01-069-4706
NSN 6130-00-114-0578
NSN 6220-00-337-7504
NSN 5915-01-247-3558
NSN 5935-00-179-0649
NSN 6320-01-506-9439
NSN 6105-00-314-0542