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 6150-01-010-8420
NSN 4140-01-528-9611
NSN 5930-01-377-3635
NSN 6150-00-950-3217
NSN 6135-00-782-6988
NSN 6650-00-707-1417
NSN 5960-01-071-6267
NSN 6150-01-033-3000
NSN 6320-01-373-9355
NSN 5965-01-592-3051
NSN 6110-01-378-6659
NSN 6135-01-205-5965