No. 1o 0.190 in.-32 unf 3a
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 6650-01-352-6584
NSN 5905-01-197-8354
NSN 5920-01-545-0661
NSN 6105-00-832-9796
NSN 5925-00-351-0541
NSN 5920-01-387-9972
NSN 6620-01-423-0833
NSN 2925-01-534-7314
NSN 5965-00-042-5433
NSN 5925-01-633-7765
NSN 5895-01-408-3814
NSN 7035-00-803-3056