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 6320-01-089-9086
NSN 6610-00-484-2662
NSN 6620-01-543-5491
NSN 4140-00-269-1672
NSN 5910-01-027-4297
NSN 2925-01-049-8906
NSN 6320-01-563-8525
NSN 6150-01-451-1306
NSN 6145-00-057-7093
NSN 5975-00-446-7875
NSN 6145-01-529-7653
NSN 5965-00-228-8336