Need crank and coil balance

Question

I need an opinion on a crank I attached a picture.
Also a copper coil spring, I have picture attached of the block, it is pretty worn out'

please advise.

User submitted photos of window hardware.

Tom · Accepted Answer

Your operator appears to be a match for our 39-188. Check it out and see what you think. I'm not sure about your pivot shoe. Is there also any way I can see it removed from the window