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 6240-01-178-5604
NSN 5920-00-319-4652
NSN 6150-00-895-0610
NSN 5960-00-106-7247
NSN 6150-01-048-7650
NSN 5925-01-400-3002
NSN 5945-01-222-0675
NSN 2925-00-406-4381
NSN 2925-01-556-0333
NSN 6645-00-733-9341
NSN 5925-01-555-8524
NSN 5996-00-281-4500