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 5930-01-084-2384
NSN 6320-01-347-2638
NSN 6620-01-536-7799
NSN 5930-01-025-6151
NSN 5835-00-859-8330
NSN 5990-01-501-2579
NSN 5950-01-431-2350
NSN 5925-00-229-8024
NSN 5935-01-301-9687
NSN 6145-01-104-1126
NSN 5975-01-012-3538
NSN 6130-01-202-6607