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 5945-01-160-8831
NSN 6240-01-377-5503
NSN 6145-00-738-5601
NSN 6135-01-218-3660
NSN 5945-01-422-0381
NSN 5996-01-530-8504
NSN 4140-01-498-7896
NSN 5855-00-928-1912
NSN 5855-01-122-9418
NSN 5950-00-257-1652
NSN 6135-00-926-8322
NSN 5960-00-470-5079