National Hardware N225-946 Door Hinge 3-1/2 in H Frame Leaf Stainless Steel Stainless Steel Full-Mortise Mounting

National Hardware Door Hinge, 55 lb Weight, Door Leaf Height: 3-1/2 in, Door Leaf Thickness: 0.08 in, Frame Leaf Height: 3-1/2 in, Pin Type: Non-Rising, Removable, Pin Diameter: 0.234 in, Full-Mortise Mounting, Number of Mounting Holes: 6, Mounting Hole Diameter: 0.272 in, Corner Radius: 1/4 in, Stainless Steel, Stainless Steel, Dimensions: 3-1/2 in L x 3-1/2 in W, Includes: (5) Knuckles, #9 Flat Head Screws