A nut having 1 convex, spherical bearing surface and 6 flat sides. Items may have a removable collar. See also nut (1), plain, cone seat, hexagon.
Classification: Nuts of iron or steel
NSN 5975-00-751-8968
NSN 5920-01-025-1088
NSN 5950-01-530-0855
NSN 6105-01-350-4314
NSN 6645-01-064-3711
NSN 5975-00-207-9695
NSN 7035-00-997-6212
NSN 5945-01-044-4646
NSN 6650-01-588-7101
NSN 6105-01-584-6454
NSN 6220-01-256-6400
NSN 6610-00-622-6227