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 5855-00-482-9876
NSN 5915-01-485-3838
NSN 5925-00-700-8349
NSN 5905-01-418-1017
NSN 5915-01-008-5317
NSN 5998-00-109-0963
NSN 6240-00-725-2274
NSN 7035-00-096-9986
NSN 6130-01-226-7242
NSN 5975-00-823-0979
NSN 6620-01-510-3501
NSN 5998-01-319-1956