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 6145-00-786-1172
NSN 5960-00-998-4324
NSN 6150-01-204-0040
NSN 5920-00-670-4674
NSN 6620-01-373-4588
NSN 5975-00-849-7922
NSN 6685-01-355-9322
NSN 5915-00-144-5548
NSN 6135-01-320-4815
NSN 5985-01-333-7952
NSN 6105-00-369-1498
NSN 6240-01-361-8797