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 5910-01-196-6153
NSN 6685-01-004-3614
NSN 6135-01-523-3198
NSN 6320-01-366-5157
NSN 5910-01-619-0985
NSN 5998-00-404-2549
NSN 6645-01-093-5015
NSN 4140-01-186-1952
NSN 6610-00-223-2558
NSN 4140-00-215-0313
NSN 6645-00-413-0461
NSN 5915-01-246-9642