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 6240-00-954-7853
NSN 6240-01-328-8999
NSN 5975-00-943-6766
NSN 6610-01-424-0776
NSN 5965-01-383-7235
NSN 5855-01-426-5589
NSN 5895-01-168-2265
NSN 5945-00-811-5475
NSN 4140-00-953-2004
NSN 6320-00-336-9123
NSN 5950-01-486-5383
NSN 6145-00-027-9852