Taco Spring Hinge Full Mortise

Description

Our full mortise single acting spring hinge is recommended for
use where automatic self closing of a door is required. This three
knuckle hinge is adjustable and the spring tension can be increased or
decreased by using adjusting tool included. For maximum versatility use
three spring hinges on required opening. Full spring tension may not be
required on all hinges but allows for greater adjustment. 

UL Listed R19063 for “A” label fire doors
Conforms to ANSI / BHMA – K81071F for self closing hinges
Meets NFPA 80 for 3 hour fire rating
Steel base material
Square and 5/8“ radius corner available on 3.5” x 3.5” and 4.0” x 4.0”
Template screw hole locations
3.5” packed with wood screws, 4.0, and 4.5 packed with both wood and
machine screws