Nha 10 inch style a type 1 316sst valve
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 6145-00-583-9501
NSN 6105-00-349-9743
NSN 5935-00-090-1685
NSN 6150-01-617-6700
NSN 6320-01-512-2031
NSN 5835-01-368-4015
NSN 5975-01-338-0783
NSN 6650-00-087-6428
NSN 6145-01-238-3890
NSN 6645-00-979-6824
NSN 5895-00-263-3983
NSN 6620-01-343-1625