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 6610-01-626-2327
NSN 5915-01-438-6668
NSN 6110-01-132-4248
NSN 5996-00-252-8501
NSN 6620-00-834-9430
NSN 6130-00-052-0907
NSN 4140-00-967-0002
NSN 7035-01-218-6960
NSN 5990-01-149-9228
NSN 6645-01-479-5364
NSN 5925-00-286-8502
NSN 5835-01-297-1909