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 5925-01-401-5314
NSN 6610-01-539-9084
NSN 5910-01-603-7694
NSN 6135-01-481-5899
NSN 6220-00-168-0081
NSN 5998-00-913-9669
NSN 6105-00-763-5589
NSN 6150-01-039-4911
NSN 5915-00-518-0851
NSN 5985-01-057-6900
NSN 5965-00-378-3403
NSN 6105-00-810-9134