First end has four internal threaded holes, with thread length of 0.810 inches , located 1.250 inches bolt circle diameter, spaced 90 degrees apart; second end has one additional corss drilled hole, identical to first corss drilled hole, at 90 degree angle between holes
A shaft having two or more different diameters (greater than 0.031 inches (0.79 millimeter)) along its length. It must have one or more of the following conditions: a specified surface finish designation in the range 1 to 125 microinches (0.025 to 3.2 micrometers) arithmetical average (aa), machined peripheral flat(s), circular groove(s), keyway(s), splines, threads, or holes. The ends and/or shoulders may be machined to accommodate bearings, couplings, and the like. It is not designed for use in aligning by fitting into corresponding holes of another item. For items used to support rotating members see axle(1), shouldered. For items not having any of the above conditions see pin, shoulder, headless. Excludes shaft(1), straight; and axle(1), straight.
Classification: Transmission shafts and cranks, except camshafts and crankshafts
NSN 5950-01-080-1625
NSN 5915-01-357-6158
NSN 5950-01-592-6725
NSN 5935-00-207-5796
NSN 5915-00-276-8332
NSN 5975-00-899-4606
NSN 6645-00-239-2472
NSN 5855-01-391-9334
NSN 6150-01-546-4509
NSN 5910-00-712-4066
NSN 5895-01-626-8768
NSN 5965-00-486-7907