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 5975-00-792-3462
NSN 5998-01-281-7142
NSN 6105-00-527-7702
NSN 5835-01-336-1153
NSN 6110-00-990-6168
NSN 6620-01-207-0667
NSN 6135-01-296-1860
NSN 6150-01-634-0575
NSN 5835-00-310-6807
NSN 6320-01-592-6248
NSN 5998-01-194-2450
NSN 6320-01-029-4220