National Hardware N351-031 Spring Door Hinge 4 Inch 5/8 Radius Stainless Steel

by National Hardware
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Important Note: Stanley Hardware recently made the decision to transition the complete builder's hardware product line to the National Hardware brand. National Hardware® is the manufacturer-owned brand, whereas Stanley® and the Stanley® Logo are trademarks of Stanley Black & Decker, Inc., or an affiliate thereof, and are used under license.

This change primarily affects packaging and SKU numbers and will have no impact on product performance since both the Stanley® and National Hardware® products are held to the same testing and safety standards and have been manufacturerd by National Hardware® for over 10 years. For more info, contact Stanley National Hardware at 1-800-346-9445.

Product Description

4 Inch spring adjustable self closing door hinge, manufactured with cold rolled stainless 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. Fits standard hinge cutout. Tension is adjustable. Hinge is UL approved for fire doors. Safe working load (SWL) 30 lbs.

Product Information

Technical Details

Capacity
37 Pounds Per Hinge
Color
Satin Stainless Steel
Count
1 Each
Feature
Adjustable Tension
Installation
Mortise With Metal Machine & Wood Screws
Material
Cold Rolled Stainless Steel
Product Type
5/8 Radius Spring Door Hinges
Size
4 by 4 Inch
Specification
ANSI BHMA NFPA80 UL
Style
Adjustable
To Fit
Metal or Wood Doors & Frames

Additional Information

SKU
DKKA-3258
Part Number
N351-031
Model Number
V522
UPC
038613351035
Related Departments
HardwareHingesArchitectural Spring Door Hinges 4 and 4-1/2 Inch
Shipping Weight
14.88 ounces
Domestic Shipping
Item can be shipped anywhere in the US including APO/FPO addresses and territories.
International Shipping
Item can be shipped anywhere in Canada including the territories.

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