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 5915-01-218-8924
NSN 5985-00-394-5888
NSN 5920-00-921-4898
NSN 6240-00-070-1221
NSN 6220-00-814-1598
NSN 6220-00-558-2147
NSN 5996-00-557-1222
NSN 5925-01-095-8410
NSN 6685-00-957-0716
NSN 6150-01-102-6962
NSN 6645-01-206-4888
NSN 7035-00-205-1932