Flight safety critical
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 5835-00-537-4548
NSN 6685-01-322-0139
NSN 6320-00-456-2092
NSN 6685-00-473-9574
NSN 6620-01-044-3371
NSN 5985-00-628-4647
NSN 6145-00-033-2997
NSN 6110-01-189-6276
NSN 2925-00-497-7808
NSN 5895-01-306-0797
NSN 5835-00-366-0240
NSN 6320-00-149-7570