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 5999-01-605-1731
NSN 5925-01-135-5272
NSN 5895-01-534-8681
NSN 5960-01-067-9531
NSN 6105-01-439-6684
NSN 6645-00-303-7698
NSN 2925-01-458-5808
NSN 6650-01-625-2987
NSN 4140-01-468-5962
NSN 6685-01-304-5716
NSN 5990-01-463-5400
NSN 5915-01-514-7136