401 Series Stainless Steel Standard Duty 4 Bar Hinge 12"
[34.55.00.301.1]The #34.55 is a 12" Stainless Steel 4 Bar Casement Hinge that has a brass shoe. These hinges will open to 90 degrees. (See page 30, figure 1 of the product specification documentation)
For additional assistance with installation or tips on choosing the right part, always refer to the product specifications documentation.