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 5996-01-109-1586
NSN 5930-01-547-5526
NSN 6130-01-217-0209
NSN 6150-00-416-2045
NSN 5975-01-029-8187
NSN 6610-00-657-0363
NSN 6610-00-207-4207
NSN 6620-01-559-9116
NSN 5960-01-184-3436
NSN 6610-01-323-7045
NSN 5925-01-447-9767
NSN 6105-00-763-1265