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 6610-01-647-7412
NSN 6685-01-384-4138
NSN 5915-01-112-5226
NSN 6320-01-119-3935
NSN 5930-01-088-6920
NSN 5999-01-429-0149
NSN 5930-01-188-8155
NSN 5905-01-395-5822
NSN 5915-01-273-5465
NSN 5985-01-551-6486
NSN 6110-00-313-2769
NSN 6645-01-119-3496