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 5915-01-008-3547
NSN 5950-00-155-4148
NSN 5996-01-012-1924
NSN 5945-01-172-7261
NSN 6150-00-559-3783
NSN 5835-01-463-2334
NSN 4140-01-535-3972
NSN 7035-01-388-6943
NSN 5975-01-197-8462
NSN 7035-01-088-9029
NSN 4140-01-061-6944
NSN 5990-01-449-7090