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 6645-00-547-4388
NSN 4140-01-505-6545
NSN 5935-01-224-7398
NSN 2925-01-115-0306
NSN 5998-00-834-7122
NSN 6130-00-369-6637
NSN 5835-01-592-2350
NSN 6650-01-519-9165
NSN 5925-00-549-5825
NSN 6685-00-140-0890
NSN 5985-01-490-7409
NSN 5960-00-788-2857