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 5905-01-569-2318
NSN 5920-01-243-8245
NSN 6130-00-575-9721
NSN 6610-01-284-3236
NSN 6645-00-754-4108
NSN 5935-01-123-4313
NSN 5920-00-001-3263
NSN 6240-01-153-2861
NSN 6145-00-403-1586
NSN 5905-00-630-8052
NSN 6145-01-415-7220
NSN 6650-01-202-0596