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 5905-01-657-2775
NSN 5945-01-441-4312
NSN 6105-00-967-8367
NSN 6650-01-399-0628
NSN 6150-00-276-7483
NSN 6145-01-513-2371
NSN 5905-00-503-9920
NSN 6650-01-619-9986
NSN 6240-01-074-6962
NSN 5965-01-223-3307
NSN 5915-00-834-2925
NSN 5965-01-104-5102