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 5915-00-951-5831
NSN 6645-01-578-6309
NSN 5975-01-187-4197
NSN 4140-01-394-1306
NSN 6610-01-478-9707
NSN 5895-01-329-0543
NSN 7035-01-547-7415
NSN 6320-00-456-0836
NSN 6320-01-527-0211
NSN 5950-01-415-9313
NSN 5985-01-650-7587
NSN 5998-01-123-8753