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 5935-00-267-5553
NSN 6105-01-034-5037
NSN 6320-01-088-1109
NSN 5945-01-381-1356
NSN 6150-00-292-8778
NSN 6145-00-033-2997
NSN 5855-01-559-9639
NSN 5965-01-426-8325
NSN 5930-01-630-4501
NSN 6620-01-598-2271
NSN 7035-00-059-7970
NSN 5996-01-185-5411