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 5998-00-773-2920
NSN 6110-01-020-9495
NSN 4140-01-500-6933
NSN 5965-00-043-3463
NSN 6320-01-388-1067
NSN 5990-01-056-6413
NSN 6145-01-113-8205
NSN 6685-01-364-0661
NSN 6110-00-706-2269
NSN 5945-01-425-1749
NSN 5996-00-814-7376
NSN 5990-01-421-5342