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 5960-00-539-7914
NSN 5925-01-237-5755
NSN 5935-01-327-3773
NSN 6105-01-593-5141
NSN 5945-00-869-6524
NSN 7035-00-193-2269
NSN 5930-01-333-8927
NSN 6150-01-312-4179
NSN 6135-00-050-3280
NSN 6645-01-233-1131
NSN 5895-01-027-5728
NSN 5996-00-651-1656