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 6620-00-165-1749
NSN 6130-01-175-0903
NSN 5999-01-281-7359
NSN 6320-01-390-5385
NSN 6620-00-140-8644
NSN 5985-01-195-4028
NSN 5925-00-243-5869
NSN 6685-00-276-9235
NSN 5910-00-758-3031
NSN 5965-00-246-5612
NSN 5945-01-477-6154
NSN 5990-01-531-0487