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 6240-01-221-9093
NSN 5920-01-334-5935
NSN 6610-01-062-9994
NSN 5985-00-285-0417
NSN 6320-01-220-2264
NSN 5915-00-059-9825
NSN 5910-01-508-8999
NSN 5999-01-138-5637
NSN 5960-01-641-5493
NSN 6645-01-255-0391
NSN 5855-01-434-1041
NSN 5910-01-494-3161