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 6105-00-279-3044
NSN 5905-00-295-8630
NSN 5996-00-773-9569
NSN 6220-00-104-5365
NSN 7035-01-438-2108
NSN 2925-01-345-9439
NSN 6130-01-258-5642
NSN 5920-01-423-8595
NSN 6620-00-779-5859
NSN 5910-01-449-2271
NSN 6620-01-324-6864
NSN 5950-00-436-1205