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 6145-01-531-8582
NSN 5910-01-306-5250
NSN 5930-01-285-4386
NSN 5998-01-391-5000
NSN 5985-01-069-7425
NSN 5920-01-329-6224
NSN 5905-00-354-0559
NSN 6240-00-286-0742
NSN 6610-00-437-5681
NSN 5895-01-183-4854
NSN 5985-01-558-8449
NSN 6645-01-053-3185