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 5990-01-460-6390
NSN 5895-00-889-3963
NSN 5965-01-145-3732
NSN 6645-00-697-5694
NSN 5915-00-924-9599
NSN 5965-01-555-4254
NSN 5998-00-010-9977
NSN 5910-01-377-5279
NSN 5965-00-574-7525
NSN 6240-01-176-2409
NSN 6220-01-372-7715
NSN 6620-01-411-2295