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 6105-01-243-1625
NSN 6220-01-416-6324
NSN 5985-01-434-7999
NSN 5920-00-986-2889
NSN 5945-01-452-9300
NSN 5950-00-983-9118
NSN 6220-01-391-5323
NSN 5990-00-155-2306
NSN 5895-01-249-3237
NSN 6105-00-855-0760
NSN 7035-01-537-2644
NSN 6685-01-299-8021