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 6685-01-038-9385
NSN 5996-00-489-0595
NSN 5960-01-195-6905
NSN 5999-01-457-3130
NSN 5960-01-595-2614
NSN 6130-01-364-8830
NSN 5999-01-631-1518
NSN 2925-00-315-8442
NSN 5998-00-216-6944
NSN 5855-01-406-9451
NSN 6645-01-470-7246
NSN 7035-01-248-8596