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 5975-01-504-6712
NSN 6150-01-109-3492
NSN 6110-01-411-4042
NSN 5930-00-231-1752
NSN 5998-00-186-8583
NSN 5945-00-313-5286
NSN 6685-01-655-5146
NSN 6150-01-142-5795
NSN 5855-00-532-0025
NSN 5905-01-506-2407
NSN 6110-01-410-7637
NSN 6645-01-184-5065