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 4140-01-598-3763
NSN 5960-01-624-1170
NSN 5895-01-051-5885
NSN 6650-01-645-1747
NSN 5925-01-486-4284
NSN 6145-01-329-3685
NSN 5996-01-527-5681
NSN 6135-01-222-0703
NSN 6685-01-051-3794
NSN 5910-00-114-1829
NSN 6685-00-455-3729
NSN 5930-01-476-6544