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 6220-00-353-5730
NSN 5855-01-010-4921
NSN 5960-01-433-7565
NSN 6130-01-584-4523
NSN 5895-01-484-9069
NSN 5960-00-113-0019
NSN 6320-01-409-1388
NSN 6145-01-634-0388
NSN 5855-01-406-7237
NSN 6645-01-172-1406
NSN 5915-01-396-6222
NSN 5999-01-535-2446