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 6320-01-532-7491
NSN 6110-01-068-3201
NSN 5925-01-574-0451
NSN 5990-01-113-0303
NSN 6130-01-514-7059
NSN 4140-01-022-4456
NSN 7035-01-309-2219
NSN 5920-01-494-3470
NSN 6685-01-077-9496
NSN 5920-00-448-9917
NSN 5945-01-282-6900
NSN 6220-01-395-4136