A hinge is a type of bearing that connects two solid objects, typically allowing only a limited angle of rotation between them. Two objects connected by an ideal hinge rotate relative to each other about a fixed axis of rotation. Hinges may be made of flexible material or of moving components.
Single acting concealed heavy weight rack and pinion pivot designed for 1-3/4" (44 mm) thick doors and Maximum weight not over 150 pounds.
Ideal for schools, hospitals, and other high-use environments. One piece seamless steel spring tube. Double heat treated steel, tempered springs. Adjustable latching and sweep speed valves. Full rack and pinion operation. Precision machined, heat treated steel piston.
Hagers 4700 Series exit devices meet Life Safety codes and Fire Safety requirements providing a perfect fit for use in light commercial and standard duty applications.