Authorized Replacement from National Hardware Stock #N184-572
Patented ratchet adjustment eliminates need for adjustment locking pin
Conforms to ANSI/BHMA standard A156.17
Meets NFPA8 standard for 3 hour fire rated doors - minimum 2 spring hinges per door required
Automatically closes door - an alternative to overhead mounted door closers
Standard weight spring hinge automatically closes the door; ideal for use in corridors, entrances and stairways
Anti-friction bearings take vertical and lateral loads; patented ratchet design for quick fine-tuning of tension
Can be installed right- or left-handed on doors measuring up to 4-by-8 feet and weighing up to 180 pounds
Comes complete with a wrench, adjusting pins, and directions
Measures 4 by 4 inches; square corners; bright satin brass finish

Technical Details

Product Details

Product Dimensions

Package Dimensions
Width : 4.5 inch
Height : 0.5 inch
Length : 6.4 inch

Item Weight: 12.16 ounce (View shipping rates and policies)
Shipping Weight: 12.8 ounce (View shipping rates and policies)

ASIN : B00004Z11P