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 6685-01-417-1572
NSN 6240-01-426-1350
NSN 5905-00-879-0602
NSN 5996-01-245-8209
NSN 5960-01-399-2583
NSN 5985-01-347-2835
NSN 6145-01-422-4371
NSN 5945-00-925-5023
NSN 6645-01-205-3869
NSN 6220-01-143-7771
NSN 5925-01-486-5910
NSN 6130-00-430-1235