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 5935-00-694-2762
NSN 4140-01-138-3951
NSN 5990-01-066-5227
NSN 6135-01-341-5324
NSN 6650-01-544-0366
NSN 6135-01-630-3158
NSN 5855-01-236-9645
NSN 6135-01-400-2947
NSN 5985-01-388-8667
NSN 5960-00-431-8739
NSN 6650-00-520-4253
NSN 5975-01-078-3266