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 2925-01-649-7543
NSN 5935-01-483-9462
NSN 6110-01-296-6212
NSN 5965-01-384-4912
NSN 6150-01-113-4368
NSN 6645-00-451-6462
NSN 6610-01-420-0904
NSN 6220-01-427-2333
NSN 6645-00-877-6002
NSN 5835-01-236-6514
NSN 7035-01-362-4924
NSN 5990-01-177-2838