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 6645-01-512-6760
NSN 6150-01-643-6072
NSN 5975-01-415-5771
NSN 6220-00-812-0515
NSN 6685-01-144-4384
NSN 6685-00-928-7639
NSN 5990-00-686-4298
NSN 6620-00-723-2075
NSN 5855-01-234-5346
NSN 5990-01-514-8708
NSN 5996-00-161-4202
NSN 5935-00-571-9439