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 5925-01-387-0763
NSN 5985-01-186-5629
NSN 5950-01-160-0498
NSN 6145-01-411-6454
NSN 6320-01-429-9871
NSN 5960-01-126-5767
NSN 6220-00-458-2160
NSN 5975-01-069-3236
NSN 5945-00-978-8888
NSN 5945-01-216-6174
NSN 6610-01-122-0064
NSN 6105-01-362-2148