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 5990-00-542-3881
NSN 4140-00-104-7323
NSN 5915-01-123-9956
NSN 5910-01-393-4433
NSN 6130-01-116-3402
NSN 5999-00-782-6197
NSN 5905-00-187-4336
NSN 5905-00-696-0308
NSN 5855-01-563-1667
NSN 5855-00-014-5008
NSN 7035-01-287-9817
NSN 6620-00-468-3665