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 5915-01-559-8039
NSN 6110-00-033-5444
NSN 5965-01-511-3633
NSN 6620-00-862-5567
NSN 5855-01-583-3214
NSN 6220-01-652-7515
NSN 5905-01-253-2415
NSN 5999-01-396-7547
NSN 5895-01-310-4915
NSN 6135-01-469-7574
NSN 6220-01-504-0473
NSN 6105-01-600-1884