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 6240-01-316-9882
NSN 5998-00-938-8800
NSN 5915-01-462-0432
NSN 4140-01-123-9149
NSN 5925-01-131-8062
NSN 6320-01-176-8367
NSN 6110-00-193-0030
NSN 5998-01-621-3697
NSN 5999-01-525-7505
NSN 6620-00-443-7587
NSN 6320-01-116-3980
NSN 5835-01-376-5233