Anderson patio door

A handy person from Grand Rapids, MI says:
September 11, 2019
Look for part 7700B or what is the new part number.
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Dave Sr. from SWISCO responded:
September 13, 2019

Based on the number you provided, it brings us to our 82-037 Andersen reachout deadlock assembly. Take a look. Is this what you're looking for? Get back to us and let us know. If not, reply back with some photos of the part in question, and we will be happy to search for a match. 
Andersen Reachout Deadlock Assembly, 2-Panel
Andersen Reachout Deadlock Assembly, 2-Panel
82-037
$85.70
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