Fourth hole along the length of shaft drilled below centerline of the first three holes
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 2925-00-749-8893
NSN 6650-01-395-5991
NSN 5925-00-943-4489
NSN 5965-01-490-5853
NSN 5930-01-265-1317
NSN 5965-01-212-6817
NSN 5985-00-964-3547
NSN 5985-01-424-6051
NSN 6650-01-532-2513
NSN 5950-01-497-0474
NSN 5975-00-900-9730
NSN 5960-01-052-5039