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 5975-00-039-6315
NSN 6645-01-396-4223
NSN 6645-01-449-0785
NSN 5990-01-054-4255
NSN 5960-00-190-5817
NSN 6150-01-097-7548
NSN 4140-01-476-1403
NSN 6110-00-622-7478
NSN 6110-00-077-4724
NSN 6685-01-278-0150
NSN 6105-01-220-8601
NSN 6150-01-004-0855