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 6645-01-032-5337
NSN 5960-00-125-9041
NSN 5920-01-342-0802
NSN 5960-01-466-1994
NSN 5915-01-421-7302
NSN 5990-00-351-5479
NSN 4140-01-596-4052
NSN 5996-01-162-3312
NSN 5925-01-114-0907
NSN 6645-01-609-4753
NSN 2925-01-607-4340
NSN 6105-01-569-0750