A nut having 1 convex, spherical bearing surface and 6 flat sides. Items may have a removable collar. See also nut (1), plain, cone seat, hexagon.
Classification: Nuts of iron or steel
NSN 6650-01-492-3399
NSN 5975-01-352-5853
NSN 6650-01-193-3068
NSN 6135-01-312-1040
NSN 6685-01-034-4118
NSN 5950-00-164-9863
NSN 5925-00-936-3934
NSN 6320-00-908-6841
NSN 6135-01-340-9731
NSN 6610-01-592-4150
NSN 5998-01-623-3525
NSN 6645-01-449-1824