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 6620-01-116-2632
NSN 6320-01-412-2973
NSN 4140-00-388-6829
NSN 5965-01-200-6613
NSN 6240-01-585-9783
NSN 7035-00-849-5526
NSN 6220-00-185-6048
NSN 5945-01-311-7354
NSN 5920-01-221-0510
NSN 5935-01-554-1475
NSN 7035-00-763-6180
NSN 5985-00-076-8960