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 6610-01-512-8154
NSN 5930-01-563-9091
NSN 6145-01-430-4697
NSN 5999-00-415-2985
NSN 6685-01-216-7164
NSN 6240-01-556-0650
NSN 5855-00-436-3852
NSN 6220-01-350-5873
NSN 6220-01-080-6362
NSN 6645-00-348-2841
NSN 6610-01-299-1713
NSN 6685-00-805-5423