Right lower hinge assembly containing 2 links, one is stamped with 30818 (about 7 inches in length) and 30463 (about 7 1/2 inches in length).
Tom from SWISCO responded:
October 16, 2019
We don't have this exact hinge assembly, but I believe you can use our 36-048 as a replacement. Just make sure you replace the top and bottom hinge at the same time so that your window operates evenly.