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 5998-00-222-0424
NSN 5999-00-144-7698
NSN 5965-00-013-7990
NSN 5930-01-147-5229
NSN 5999-01-154-2169
NSN 5915-01-149-2986
NSN 6150-00-202-9150
NSN 6685-01-181-3125
NSN 5935-01-527-7523
NSN 6650-00-130-0847
NSN 6135-00-248-4102
NSN 6145-01-035-5952