There are no marking on the part or the door. The part 3 1/2" long (vertical side), 3 1/4" long (horizontal side), 7/8" thick
Paul from SWISCO responded:
July 24, 2018
Hello.
Our 95-214 patio screen door corner looks a lot like yours. Take a look and compare our dimensions to yours to be sure if this will be a good replacement. Thank you!