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 5965-01-222-0166
NSN 5915-00-326-2096
NSN 5999-01-323-7113
NSN 5975-00-826-8982
NSN 6240-00-717-0844
NSN 6130-01-486-2863
NSN 6135-01-506-3859
NSN 5945-01-171-1840
NSN 6105-00-187-0094
NSN 5910-00-143-0851
NSN 6145-00-117-8861
NSN 2925-00-146-0179