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 5998-01-384-6621
NSN 6240-01-104-4494
NSN 5965-00-847-2865
NSN 6650-01-170-4386
NSN 6610-01-463-8866
NSN 5855-01-413-8962
NSN 5985-00-261-7753
NSN 5990-01-437-4876
NSN 5855-01-088-8700
NSN 6110-01-307-8064
NSN 5985-00-702-3818
NSN 6650-01-047-3911