1/4-28 nf-2 threads both ends
No other part numbers with same form, fit, and function found.
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 6135-00-087-5300
NSN 6320-01-585-8468
NSN 2925-01-491-8587
NSN 6135-00-351-8606
NSN 5935-01-401-5324
NSN 5905-01-441-0336
NSN 5910-01-090-0707
NSN 5950-01-634-0677
NSN 6150-01-348-1412
NSN 5990-00-005-5215
NSN 5895-01-034-5681
NSN 4140-01-454-5614