Eight grooves along length of shaft
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 6145-00-814-8128
NSN 5996-00-311-9302
NSN 6240-00-104-4662
NSN 7035-01-541-5414
NSN 5975-00-441-5462
NSN 6650-01-397-1925
NSN 5945-01-332-5636
NSN 5930-01-645-0108
NSN 6240-00-163-5143
NSN 5930-01-219-6974
NSN 5960-00-428-3679
NSN 6645-01-049-6116