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 6145-01-566-0164
NSN 7035-01-199-6915
NSN 5905-00-111-2188
NSN 7035-01-158-7673
NSN 6240-00-128-0267
NSN 5930-01-543-4266
NSN 5930-01-223-7432
NSN 5996-00-524-3384
NSN 6145-01-248-6285
NSN 6145-01-281-7222
NSN 5915-00-031-4165
NSN 5965-01-095-9767