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 5855-01-103-8650
NSN 6220-00-801-3872
NSN 5905-00-270-8104
NSN 6240-01-578-5177
NSN 5975-01-184-5203
NSN 5905-01-652-6034
NSN 5910-01-167-3654
NSN 6145-00-902-1410
NSN 5920-00-333-9977
NSN 5835-01-589-4735
NSN 2925-01-161-7440
NSN 5990-01-337-9859