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 5920-01-167-0810
NSN 6685-01-185-5554
NSN 6685-01-578-5953
NSN 5935-00-878-7959
NSN 5930-01-399-5186
NSN 5920-00-589-2710
NSN 6645-00-507-5544
NSN 5925-00-899-0297
NSN 5905-01-561-5936
NSN 5910-01-259-4764
NSN 5910-00-079-0078
NSN 6220-00-149-0977