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 5915-00-007-3813
NSN 5950-01-125-6333
NSN 6240-01-394-5320
NSN 5910-01-396-8768
NSN 6685-00-371-2163
NSN 5990-01-392-5682
NSN 5945-01-265-1763
NSN 5975-01-445-9107
NSN 5960-01-513-3230
NSN 6610-01-342-9774
NSN 6645-01-515-7507
NSN 2925-00-149-0760