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 5999-00-399-5099
NSN 6130-01-154-9825
NSN 5895-01-475-5271
NSN 5930-00-221-2288
NSN 5925-01-125-0403
NSN 2925-01-560-4123
NSN 6620-01-244-0260
NSN 5965-00-653-4782
NSN 6135-01-412-0404
NSN 5996-01-159-7866
NSN 6685-00-842-8729
NSN 5998-00-136-7677