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 5935-01-168-9299
NSN 6145-01-186-7734
NSN 6320-01-592-4567
NSN 5996-00-898-5597
NSN 6135-01-428-8821
NSN 7035-00-946-2642
NSN 6220-01-426-4360
NSN 5965-00-670-2931
NSN 5960-00-615-5828
NSN 6650-01-085-4084
NSN 5855-00-688-9954
NSN 5905-00-009-3011