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 5905-00-874-3913
NSN 5960-01-123-8775
NSN 5990-01-027-1869
NSN 5960-00-443-9452
NSN 5930-01-167-9079
NSN 5999-01-167-4781
NSN 6110-00-379-9693
NSN 6645-01-508-9074
NSN 5855-00-221-9435
NSN 6685-01-011-1507
NSN 6645-01-058-6260
NSN 6240-00-132-5375