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 6220-01-252-3458
NSN 6240-01-541-5395
NSN 5835-01-459-7428
NSN 6650-01-494-9591
NSN 6645-01-258-5558
NSN 5990-00-386-4951
NSN 6320-00-468-8421
NSN 5905-01-140-0574
NSN 6130-01-319-3881
NSN 6145-01-236-2678
NSN 6135-01-607-5478
NSN 6105-01-138-2765