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 5950-01-170-8108
NSN 6105-01-115-5258
NSN 5855-01-458-1548
NSN 5996-00-257-8628
NSN 5905-01-284-3640
NSN 6105-00-911-2783
NSN 6320-01-607-1491
NSN 5945-01-281-0029
NSN 5855-01-634-0259
NSN 6240-00-411-1140
NSN 5835-01-423-9203
NSN 5985-00-270-1096