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 5925-01-644-4660
NSN 5915-00-955-1697
NSN 5835-01-482-1591
NSN 6610-01-214-6680
NSN 5998-00-924-6550
NSN 5895-00-153-0086
NSN 5930-01-134-5187
NSN 5975-01-394-5954
NSN 6145-00-064-4918
NSN 6110-01-353-4920
NSN 5935-01-606-8393
NSN 6685-00-384-0341