Need your help . This is a closing window mechanism

Question

Please help me with the replacement part. On the bottom it says:
"OPO51506"
OPO5-7553-03
02/10/04 50186

User submitted image of their window hardware.

Tom · Accepted Answer

Thanks for posting. Carefully compare our 39-330 and 39-329 to your own operator to confirm if these can work. I would also recommend the 39-205 folding handle.