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 6105-00-455-1381
NSN 6610-01-388-8664
NSN 6240-01-265-6958
NSN 6320-01-532-7491
NSN 7035-00-185-8683
NSN 5905-00-584-1756
NSN 5835-01-615-4766
NSN 6130-00-899-8448
NSN 5895-00-193-9571
NSN 7035-01-281-3642
NSN 5985-01-053-0320
NSN 6685-00-563-3061