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 5950-01-117-9370
NSN 5975-01-367-3892
NSN 5855-01-541-5569
NSN 6130-01-468-5727
NSN 5965-00-362-2158
NSN 6320-00-174-1362
NSN 5915-01-651-9628
NSN 5930-01-317-9349
NSN 6685-01-383-7499
NSN 6320-01-399-6177
NSN 7035-01-247-6256
NSN 5905-01-415-9882