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 5950-00-555-0605
NSN 6130-01-442-7863
NSN 6150-01-149-4737
NSN 6685-00-208-5431
NSN 5915-00-391-0163
NSN 5960-01-196-3344
NSN 6650-01-222-1749
NSN 5998-00-952-3008
NSN 5999-01-398-7291
NSN 6645-01-328-6886
NSN 6320-01-622-5493
NSN 5935-01-032-4586