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 6645-01-371-6856
NSN 5910-01-118-9610
NSN 6110-00-617-7440
NSN 5915-01-415-3100
NSN 6240-01-426-5581
NSN 6320-01-373-7171
NSN 5915-00-110-6565
NSN 5998-01-175-0016
NSN 5998-00-133-0261
NSN 5996-01-627-7593
NSN 6610-01-260-6320
NSN 6145-01-515-4019