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 5855-00-631-4565
NSN 6645-00-837-2267
NSN 6145-01-465-4770
NSN 5998-01-277-0034
NSN 5945-01-351-5354
NSN 6610-00-948-7181
NSN 6620-00-193-9503
NSN 4140-00-177-8858
NSN 6645-01-644-5312
NSN 5910-01-286-9647
NSN 6650-01-582-2486
NSN 6685-00-602-7209