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 6135-00-134-6648
NSN 6320-00-483-0451
NSN 4140-01-499-4677
NSN 6685-01-624-5370
NSN 6110-01-347-5763
NSN 6105-00-106-6447
NSN 6110-01-252-8019
NSN 5960-01-043-8414
NSN 6135-00-715-4001
NSN 5835-00-289-9080
NSN 5925-01-571-8640
NSN 6645-00-006-6387