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 5999-00-290-5898
NSN 5925-01-410-8515
NSN 5965-01-550-7313
NSN 6320-00-456-2092
NSN 6320-00-925-0558
NSN 6645-01-420-7801
NSN 6240-01-506-2059
NSN 6145-01-387-3098
NSN 5998-01-181-5744
NSN 6150-01-477-2833
NSN 5905-01-475-9543
NSN 6145-01-026-7011