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 4140-01-056-3654
NSN 5960-01-443-4861
NSN 7035-01-549-0905
NSN 7035-01-519-5366
NSN 5960-01-027-8833
NSN 6150-01-318-4918
NSN 5960-01-522-0391
NSN 6685-01-423-8076
NSN 5905-01-144-8605
NSN 6240-01-030-4746
NSN 5915-01-160-7123
NSN 6110-00-297-3900