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 5925-01-122-4740
NSN 6650-01-497-1773
NSN 6135-00-756-6149
NSN 6610-00-365-4454
NSN 6110-01-633-9660
NSN 5985-00-902-6866
NSN 5960-01-390-5961
NSN 5975-00-401-5365
NSN 6620-01-423-7300
NSN 4140-00-287-5476
NSN 5925-00-188-8678
NSN 5930-01-580-2125