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 6220-01-437-8089
NSN 6130-01-455-4530
NSN 6320-01-046-5228
NSN 5950-01-598-7529
NSN 2925-01-157-9204
NSN 6110-01-395-1727
NSN 6240-01-473-0864
NSN 5905-01-294-9827
NSN 6220-01-411-2716
NSN 5895-01-251-4716
NSN 5985-01-407-4688
NSN 6645-01-361-4813