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 5975-01-075-6980
NSN 6150-01-162-9625
NSN 5910-00-084-3575
NSN 6610-01-605-2451
NSN 5990-00-862-3271
NSN 6105-01-548-1017
NSN 5975-00-221-7175
NSN 5975-01-378-5828
NSN 6105-00-145-7233
NSN 6110-01-336-0457
NSN 5905-01-407-5528
NSN 5895-01-107-9344