A nut having one convex, spherical bearing surface and 6 flat sides. Items may have a removable collar. An integral feature is incorporated for locking on the threads of a mating member. See also nut (1), self-locking, cone seat, hexagon.
Classification: Nuts of iron or steel
NSN 5895-01-470-8723
NSN 5895-00-919-9939
NSN 6130-01-190-7052
NSN 6620-01-067-5670
NSN 5996-01-189-9480
NSN 6620-00-428-9866
NSN 6145-01-145-5533
NSN 6150-01-399-7843
NSN 5999-01-391-8111
NSN 6110-00-295-2754
NSN 6685-00-582-6941
NSN 5895-01-449-2804