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 5950-00-627-6753
NSN 6320-01-442-8604
NSN 5945-01-363-7279
NSN 5910-01-020-7700
NSN 6135-00-122-2420
NSN 6110-01-053-6492
NSN 5999-01-398-0659
NSN 6685-01-519-9160
NSN 6610-00-116-5725
NSN 5905-00-923-3933
NSN 5999-01-009-9114
NSN 5960-01-544-1273