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 6220-01-535-0892
NSN 5965-01-428-3348
NSN 6130-01-322-2368
NSN 5905-01-026-9636
NSN 6620-01-255-7757
NSN 5910-00-203-2119
NSN 6150-01-200-9233
NSN 5950-00-948-4616
NSN 6110-00-375-9897
NSN 6650-01-601-8194
NSN 6685-01-160-9447
NSN 6135-01-167-7604