A straight shaft having two or more of the following conditions: a specified surface finish designation in the range of 1 to 125 microinches (o.O25 to 3.2 micrometers), arithmetical average (aa), machined peripheral flat(s), circular groove (s), keyway(s), splines, threads, or holes. It is not designed for use in aligning by fitting into corresponding holes of another item. It may be drilled for lubricating holes. For items having an integral gear(s) or worm(s), see gearshaft (as modified). For items designed to support rotating members see axle(1), straight. For items not having the above conditions see pin, straight, headless. For items having machined ends which constitute steps see shaft(1), shouldered; axle(1), shouldered; and bolt, fluid passage.
Classification: Transmission shafts and cranks, except camshafts and crankshafts
NSN 4140-00-337-6631
NSN 6650-00-479-9329
NSN 5920-01-211-9256
NSN 5855-00-973-5717
NSN 6220-01-428-8944
NSN 4140-01-554-6384
NSN 6135-01-598-9890
NSN 6105-01-420-1019
NSN 5965-01-150-1920
NSN 5905-00-555-1899
NSN 5965-01-279-3648
NSN 5905-01-472-2366