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 5975-00-111-6781
NSN 6135-01-350-5845
NSN 5950-01-526-6958
NSN 5835-01-290-4397
NSN 5990-00-188-6111
NSN 2925-01-032-3814
NSN 5935-01-521-4079
NSN 5855-00-281-3843
NSN 6645-01-608-8638
NSN 5950-01-306-7464
NSN 5925-01-046-7448
NSN 2925-00-310-3690