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 5895-00-269-3848
NSN 7035-01-027-2259
NSN 6105-00-067-7517
NSN 5965-00-929-9415
NSN 5990-00-234-9136
NSN 5998-01-337-5367
NSN 6105-01-278-5340
NSN 5855-01-027-1571
NSN 5996-01-147-6054
NSN 6685-00-081-2044
NSN 2925-00-891-9289
NSN 6610-00-051-4139