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 6110-01-222-3817
NSN 5910-01-440-8871
NSN 5999-01-477-5456
NSN 6685-01-557-8644
NSN 6150-00-226-4707
NSN 5910-00-637-2609
NSN 6650-00-775-6560
NSN 6105-01-083-0464
NSN 6610-01-169-6134
NSN 6150-00-116-0568
NSN 5855-01-464-3152
NSN 5996-01-184-7224