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 5855-01-628-0985
NSN 6150-01-634-0575
NSN 6135-01-222-0703
NSN 6135-01-471-7325
NSN 5965-01-435-3414
NSN 5920-00-495-6663
NSN 5925-00-456-0651
NSN 5950-00-804-6840
NSN 2925-01-111-2927
NSN 5945-00-521-4847
NSN 5910-01-557-4271
NSN 6320-00-336-9123