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 6220-00-236-8333
NSN 5999-00-419-6202
NSN 5999-01-219-7636
NSN 5910-01-158-5003
NSN 5835-00-138-7807
NSN 6320-01-352-8084
NSN 5915-01-504-2312
NSN 5990-01-574-2522
NSN 5960-01-454-7064
NSN 5950-00-053-1679
NSN 4140-00-381-4563
NSN 5990-01-408-6554