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 6620-01-242-7236
NSN 5945-01-280-5477
NSN 5999-01-418-2809
NSN 6685-01-337-5657
NSN 6150-01-487-5186
NSN 5975-01-406-5337
NSN 6610-01-612-0157
NSN 6130-00-413-1288
NSN 5895-01-138-4316
NSN 5935-01-382-0629
NSN 5996-01-555-9489
NSN 6135-00-935-8769