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 5999-01-263-2410
NSN 6645-00-006-6387
NSN 5990-01-303-6110
NSN 5998-01-423-9853
NSN 5855-01-305-2196
NSN 5998-01-615-5740
NSN 5996-00-892-7828
NSN 5985-00-173-9350
NSN 6685-01-238-3790
NSN 6145-00-625-0714
NSN 5855-01-387-5224
NSN 6145-01-053-1528