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 6685-00-221-5750
NSN 5930-01-043-1061
NSN 5925-00-788-0368
NSN 2925-00-636-4026
NSN 5905-00-980-5253
NSN 7035-01-433-3547
NSN 5990-01-408-6554
NSN 5835-01-028-0097
NSN 5990-01-147-5225
NSN 5990-00-185-9586
NSN 6620-01-359-9363
NSN 2925-00-918-0859