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 6620-00-905-6590
NSN 6135-00-488-4478
NSN 6105-01-098-1162
NSN 5945-01-092-7858
NSN 6240-01-556-2541
NSN 6130-01-314-3789
NSN 6650-01-244-1573
NSN 5855-01-109-6433
NSN 5965-01-380-1808
NSN 6685-01-283-5389
NSN 5930-00-833-9808
NSN 5920-01-204-6419