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 5895-01-578-6623
NSN 5925-01-142-1996
NSN 6135-01-495-0933
NSN 5935-01-575-3423
NSN 5985-01-486-3397
NSN 2925-00-400-5634
NSN 7035-01-475-5116
NSN 6645-01-483-1518
NSN 6135-01-349-6285
NSN 6650-00-211-6302
NSN 5975-01-505-9496
NSN 6110-00-688-7688