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 5985-01-009-2305
NSN 5950-01-033-2133
NSN 5905-01-525-7734
NSN 5975-01-309-4870
NSN 6110-01-318-2640
NSN 5855-00-256-5562
NSN 6685-01-502-6422
NSN 5998-00-035-5308
NSN 6685-01-242-2019
NSN 6130-01-087-0514
NSN 5920-01-121-2368
NSN 6685-01-442-8430