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 6685-01-504-7777
NSN 6145-01-148-0276
NSN 6135-00-932-3136
NSN 5975-01-526-5129
NSN 5925-01-349-7193
NSN 6220-01-512-9576
NSN 5925-01-441-2493
NSN 5910-01-342-8345
NSN 5910-01-328-8943
NSN 5895-01-487-1456
NSN 5950-01-476-8171
NSN 6135-00-840-6451