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 5905-01-507-6742
NSN 2925-01-197-7864
NSN 5920-00-495-6663
NSN 5895-01-267-3379
NSN 6610-01-250-2811
NSN 5990-01-202-7003
NSN 5960-00-922-6009
NSN 5990-00-212-4316
NSN 5915-01-296-4707
NSN 6105-01-099-9205
NSN 2925-01-004-5627
NSN 6645-01-193-4118