locking lever for sliding glass door

Hello there. This looks like an Andersen door. That thumb lever should be replaceable with the 82-043. Please compare.

Alternate view of 82-043

The 82-037 is very likely the mortise lock you need, as it's seen with most Andersen doors we come across. That said, double-check to ensure your old set matches the dimensions below.

Alternate image for 82-037

Detail of receiver 82-037