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 5835-00-227-7909
NSN 6610-01-110-9415
NSN 5855-01-485-7755
NSN 6220-00-672-4189
NSN 2925-00-156-6615
NSN 6145-01-430-5426
NSN 6620-00-246-5159
NSN 5950-01-090-0895
NSN 5998-00-171-9786
NSN 5930-00-597-5064
NSN 5999-01-267-0255
NSN 5930-01-586-0973