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 5975-01-143-5358
NSN 5950-00-952-1569
NSN 6620-00-862-5567
NSN 6645-01-184-0725
NSN 6150-01-115-1830
NSN 6105-01-420-7561
NSN 6240-01-633-9357
NSN 5915-00-434-2300
NSN 5905-00-883-6435
NSN 6240-01-529-6624
NSN 5960-01-595-6515
NSN 6685-00-139-3930