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 5990-01-032-5160
NSN 5996-00-538-7829
NSN 5965-01-528-8152
NSN 5935-00-100-0101
NSN 4140-01-143-5397
NSN 5990-01-647-4669
NSN 7035-01-256-9598
NSN 6620-01-437-3146
NSN 5999-01-503-6136
NSN 6645-01-316-4900
NSN 5950-01-419-4534
NSN 5905-01-239-6187