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 5960-01-127-2163
NSN 5996-01-357-5865
NSN 5835-01-464-2662
NSN 5990-01-365-6016
NSN 5910-01-462-2440
NSN 6240-00-753-7586
NSN 6320-01-078-8257
NSN 6610-01-067-6591
NSN 7035-01-498-0582
NSN 6650-01-062-8105
NSN 6145-01-525-4231
NSN 6610-01-227-1692