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 6610-01-241-7991
NSN 5990-00-404-2451
NSN 6240-00-822-4571
NSN 5960-01-425-1454
NSN 4140-01-251-1429
NSN 6110-01-106-2708
NSN 7035-01-322-8180
NSN 6150-00-490-9346
NSN 5960-01-641-5493
NSN 6240-00-624-1752
NSN 5920-00-594-3124
NSN 6610-01-097-4498