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 5930-00-883-4216
NSN 5920-01-257-2882
NSN 5855-01-444-9182
NSN 5985-01-549-0543
NSN 5915-01-515-6834
NSN 6320-00-994-0179
NSN 5925-01-229-2855
NSN 5975-01-157-5933
NSN 5975-01-483-6240
NSN 5855-00-287-5870
NSN 6620-01-281-6386
NSN 5895-00-766-9431