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 6150-01-118-6075
NSN 5996-00-196-7258
NSN 5915-00-553-8755
NSN 5905-01-544-4242
NSN 5905-00-115-2288
NSN 5835-00-089-0588
NSN 5965-00-087-3245
NSN 5930-00-150-8635
NSN 6620-00-515-3483
NSN 6240-01-542-3823
NSN 6685-00-186-0190
NSN 6645-00-503-1379