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 6645-01-322-5644
NSN 5960-01-286-3766
NSN 6150-01-142-2709
NSN 6145-01-200-7075
NSN 6685-01-474-4460
NSN 5835-00-838-0707
NSN 5895-01-642-0408
NSN 5990-01-503-0194
NSN 5990-01-584-8363
NSN 5915-00-036-6680
NSN 6240-01-146-4839
NSN 5996-00-009-9343