A shaft having two or more different diameters (greater than 0.031 inches (0.79 millimeter)) along its length. It must have one or more of the following conditions: a specified surface finish designation in the range 1 to 125 microinches (0.025 to 3.2 micrometers) arithmetical average (aa), machined peripheral flat(s), circular groove(s), keyway(s), splines, threads, or holes. The ends and/or shoulders may be machined to accommodate bearings, couplings, and the like. It is not designed for use in aligning by fitting into corresponding holes of another item. For items used to support rotating members see axle(1), shouldered. For items not having any of the above conditions see pin, shoulder, headless. Excludes shaft(1), straight; and axle(1), straight.
Classification: Transmission shafts and cranks, except camshafts and crankshafts
NSN 6110-01-412-3308
NSN 2925-01-026-1000
NSN 6145-00-528-6467
NSN 6145-01-249-4329
NSN 5965-01-258-5328
NSN 2925-00-008-5485
NSN 5905-01-053-9762
NSN 5999-01-530-8697
NSN 6685-01-278-8376
NSN 6130-01-154-4147
NSN 5985-01-332-9516
NSN 5999-01-264-0037