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 5985-00-235-2048
NSN 6150-00-596-9882
NSN 6620-00-371-7109
NSN 6110-00-059-5350
NSN 5930-01-520-3932
NSN 6145-01-196-3389
NSN 6320-00-377-5683
NSN 6650-01-006-1526
NSN 7035-00-521-6423
NSN 6620-01-644-8388
NSN 6320-00-500-4172
NSN 5910-00-114-5290