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 7035-01-227-2546
NSN 6610-00-468-1958
NSN 6685-01-020-8756
NSN 5920-01-433-9119
NSN 6105-01-501-8709
NSN 5935-01-318-4729
NSN 5920-01-432-1328
NSN 5996-01-308-0865
NSN 6650-01-599-8924
NSN 6145-00-674-1807
NSN 5915-00-454-7746
NSN 6135-01-017-3001