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 5996-00-693-9568
NSN 6240-01-169-4664
NSN 5920-01-224-4334
NSN 6320-00-164-4087
NSN 6110-01-088-8143
NSN 5925-00-808-7357
NSN 5975-01-385-9331
NSN 6240-00-627-9007
NSN 5965-00-831-2134
NSN 2925-01-472-4423
NSN 6220-01-327-7760
NSN 6620-01-561-1633