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 6650-01-193-5911
NSN 6620-00-001-1398
NSN 5895-01-484-1401
NSN 6105-01-069-3693
NSN 5930-01-596-1766
NSN 5965-01-552-1005
NSN 6320-01-067-0474
NSN 6150-01-384-1442
NSN 6135-01-100-3593
NSN 5905-01-467-9579
NSN 5950-01-441-5682
NSN 5996-00-629-9368