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 6320-01-384-3850
NSN 6150-01-473-5546
NSN 6320-01-578-6006
NSN 5930-01-632-8898
NSN 6645-01-508-6028
NSN 6110-01-482-5620
NSN 5950-00-900-7040
NSN 6620-01-098-9866
NSN 5960-00-133-2475
NSN 6645-00-248-5434
NSN 5999-01-011-5995
NSN 5925-01-010-2925