Brand: National Hardware

MPN: N351-015

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.

• Closing speed is adjustable
• Tension is adjustable
• 5/8 in radius round corners
• Automatically closes doors
• Fully adjustable with wrench provided
• Easy to install
• Capacity: 37 Pounds Per Hinge
• Color: Oil Rubbed Bronze
• Feature: Adjustable Tension
• Installation: Mortise With Metal Machine & Wood Screws
• Material: Cold Rolled Steel
• Product Class: 5/8 Radius Spring Door Hinges
• Size: 4 inch

You will receive 2 Pieces.

• Closing speed is adjustable
• Tension is adjustable
• Square corners
• Automatically closes doors
• Fully adjustable with wrench provided
• Easy to install
• Use anti-friction hinges with spring hinges for best spring performance
• Cold-rolled steel hinges with a decorative-plated finish have the added protection of baked-on lacquer, which helps retain the original beauty under ordinary condition
• However, exposure to moisture, strong cleaning solutions, paint remover or other chemicals may break down the protective coating and cause the finish to fail
• For use in basement, garage, kitchen and powder room

You will receive 2 Pieces.