National Hardware N351-015 Template Spring Door Hinge 4 Inch 5/8 Radius Oil Rubbed Bronze
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- Buy 2 for $14.80 each and save 30%
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Key Features
- Closing speed is adjustable
- Tension is adjustable
- 5/8 in radius round corners
- Automatically closes doors
- Fully adjustable with wrench provided
- Easy to install
4 Inch spring adjustable self closing door hinge, manufactured with cold rolled steel, closing speed is adjustable, fits standard cutouts, tension is adjustable, 5/8 inches radius round corners. Hinge is UL approved for fire doors which must use a minimum of 2 spring and one conventional hinge per door. Doors weighing up to 50 pounds require 1 spring hinge, doors up to 85 pounds require 2 spring hinges. Doors up to 110 pounds require 3 spring hinges. Conforms to ANSI/BHMA Standard A156.17-2004. *NFPA-80 requires fire labeled doors to have a minimum of 2 spring hinges. NOTE: All hinges must have pivot points aligned for smooth operation. Always use same hinge sizes.