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 6240-01-457-7978
NSN 6685-00-960-7667
NSN 5930-01-425-8517
NSN 5996-01-643-7644
NSN 5985-01-595-7112
NSN 6645-01-657-9812
NSN 6150-01-364-2159
NSN 6135-01-504-4309
NSN 5895-00-202-4961
NSN 5950-01-245-3421
NSN 6320-00-593-0379
NSN 5835-01-316-3255