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 6110-01-425-1449
NSN 6650-00-597-7313
NSN 5999-00-321-5585
NSN 6105-00-553-8943
NSN 6135-01-375-6724
NSN 6240-01-073-4487
NSN 6320-00-110-8005
NSN 5950-00-311-3078
NSN 5835-01-201-7363
NSN 6650-01-576-8520
NSN 5935-00-737-1268
NSN 6320-01-134-7267