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 5998-00-705-3423
NSN 5965-01-301-2553
NSN 5935-01-207-0637
NSN 5975-00-583-8625
NSN 5985-00-310-3294
NSN 6645-01-242-9699
NSN 2925-01-330-2988
NSN 5895-01-056-4548
NSN 5999-01-099-6962
NSN 6610-01-222-2558
NSN 5999-00-615-5457
NSN 5975-01-413-2474