National Hardware 3-1/2 in. Brass Spring Hinge

The National Hardware 3-1/2 in. Brass Spring Hinge provides reliable, self-closing operation for standard interior doors and fire doors. Engineered from durable steel with a brass finish, this spring hinge delivers consistent closing performance while complementing existing hardware. Designed for residential and light commercial use, it features adjustable spring tension and closing speed to achieve optimal door closure. It fits standard hinge cutouts and is suitable for basements, garages, kitchens, and powder rooms.