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 6110-00-740-5750
NSN 5910-01-608-4412
NSN 6320-01-381-7023
NSN 6620-01-566-3456
NSN 6685-00-596-8765
NSN 5920-01-541-2644
NSN 5835-01-426-6573
NSN 6130-01-580-0577
NSN 6645-00-107-2148
NSN 5965-00-698-0433
NSN 5975-00-004-4981
NSN 6610-01-055-4147