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 5999-00-622-5765
NSN 6240-01-221-1378
NSN 5905-01-538-5165
NSN 5996-00-517-6974
NSN 5985-01-561-9954
NSN 6240-00-403-9849
NSN 5835-01-259-0859
NSN 5998-00-151-4490
NSN 6135-01-031-8078
NSN 5915-01-548-3128
NSN 5975-00-922-5480
NSN 5925-00-847-7725