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 6320-01-314-8017
NSN 5855-01-617-1935
NSN 6135-01-222-0703
NSN 2925-00-574-8796
NSN 5925-01-297-1933
NSN 4140-01-100-4652
NSN 7035-01-443-3052
NSN 6105-01-143-5774
NSN 5960-01-004-5483
NSN 6685-01-053-4337
NSN 5975-01-068-4125
NSN 6620-00-153-0982