There is a #3 on the part. The part is for a Alside double hung window, PVC frame.

A home owner from Ypsilanti Mi. says:
July 4, 2018
I am looking for two of these hinge pins. Thank you.
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Paul from SWISCO responded:
July 10, 2018

Thanks for posting onto our Discussion Board. Please visit SWISCO product 26-450 pivot bar. See if this is the part you have been searching for. 
Pivot Bar
Pivot Bar
26-450
$1.97
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