1630008 Window latch.
A home owner from Clarkston, mi says:
November 10, 2015
Looking for Andersen part 1630008
Tom from SWISCO responded:
November 11, 2015
Could you have our 90-095 Andersen window lock? Carefully look it over and see if this is a match. If not, I will need pictures of your hardware so that I can find something better.