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 6130-00-152-7106
NSN 6220-01-047-4060
NSN 5975-01-327-7655
NSN 5985-01-519-5002
NSN 5965-01-555-8775
NSN 4140-00-704-7615
NSN 6645-01-292-9778
NSN 6240-01-628-9240
NSN 6150-00-210-6302
NSN 6320-01-387-8099
NSN 2925-01-567-8027
NSN 5950-01-487-4948