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 4140-00-451-8374
NSN 5855-01-623-5575
NSN 5945-00-424-4160
NSN 5925-01-152-2690
NSN 5985-01-103-3579
NSN 5915-01-659-8571
NSN 6150-01-542-9571
NSN 6150-01-013-2734
NSN 5990-01-658-9964
NSN 5965-00-125-6984
NSN 6240-00-627-9007
NSN 5835-01-424-0054