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 6320-01-216-1678
NSN 5996-01-542-9499
NSN 5990-00-565-9027
NSN 5998-00-605-0362
NSN 5930-01-172-8974
NSN 5905-01-325-1435
NSN 5855-01-169-1706
NSN 6645-01-267-5505
NSN 5925-00-704-4491
NSN 5915-01-413-7133
NSN 6240-01-121-0469
NSN 6685-00-324-0842