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 6320-01-233-5798
NSN 7035-00-945-3166
NSN 5930-00-144-4994
NSN 7035-01-068-3300
NSN 5990-01-426-7350
NSN 6620-00-182-7638
NSN 6130-01-195-1731
NSN 6610-00-105-5110
NSN 5975-01-181-7094
NSN 6685-00-138-2739
NSN 6650-01-568-0299
NSN 6650-01-337-9970