Hole is 20unf-2b threaded left hand with 0.620 in. Wide square cut outs on both ends
A headless, cylindrically-shaped item having a straight, smooth, solid body, with or without a drilled hole(s). It has an outside diameter equal to or less than its length. Its length must not exceed twelve inches (304 mm); for items whose length exceeds twelve inches (304 mm); see rod, straight, headless. It is used for aligning or transfer of torque and/or thrust, by fitting into corresponding holes of another item. See also pin, straight, threaded.
Classification: Pins of iron or steel nesoi
NSN 6320-01-111-8851
NSN 6610-01-295-6327
NSN 6145-01-648-0285
NSN 5996-00-452-2187
NSN 5915-01-645-6170
NSN 5835-00-779-2836
NSN 5930-01-113-1089
NSN 5965-00-594-3115
NSN 5935-01-237-2652
NSN 5945-01-361-2134
NSN 6620-01-072-9372
NSN 5985-00-199-4979