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 2925-00-884-8469
NSN 5999-01-200-3970
NSN 6650-01-173-3060
NSN 6320-00-456-2092
NSN 6130-01-500-7908
NSN 6135-00-112-8637
NSN 5975-00-411-4186
NSN 6135-01-384-7155
NSN 5999-01-302-2846
NSN 6220-01-462-1479
NSN 5895-01-514-0624
NSN 6685-01-501-5362