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 4140-01-431-4158
NSN 5920-00-488-9359
NSN 6650-01-654-4927
NSN 5835-00-783-6620
NSN 4140-01-087-3336
NSN 5910-00-288-1898
NSN 5985-01-169-2145
NSN 4140-00-111-3247
NSN 6650-01-555-8049
NSN 5855-01-218-3735
NSN 2925-01-197-7864
NSN 6130-01-257-5719