Commercial Spring Hinges
Full mortise spring hinges designed for automatic door closing, ideal for commercial and fire-rated door applications.
Full Mortise Spring Hinges are engineered for applications where automatic self-closing is required, making them ideal for commercial, institutional, and fire-rated doors. Built with a durable steel construction, these hinges ensure long-lasting performance and reliability.
The adjustable spring tension allows precise control of closing force using the included adjustment tool. Designed as a three-knuckle full mortise hinge, it offers flexibility for various door sizes and weights. For optimal performance, multiple hinges can be installed on a single opening.
These hinges meet ANSI/BHMA standards and are UL listed for fire-rated doors, ensuring compliance with safety and building requirements.
Automatic self-closing hinge mechanism
Automatic self-closing hinge mechanism
Durable steel construction for long-term use
UL listed for fire-rated door applications
Meets ANSI/BHMA K8107 standards
Available in multiple sizes and finishes
Technical Specifications
Product Type
Spring Hinge
Application
Commercial / Fire-Rated Doors
Type
Full Mortise / Single Acting
Material
Steel
Function
Self-Closing
Adjustment
Adjustable Spring Tension
Certification
UL Listed R19063 (A Label Fire Doors)
Standards
ANSI/BHMA K8107, NFPA 80 (3 Hour Fire Rating)
Sizes
3.5” x 3.5” or 4.0” x 4.0” or 4.5” x 4.5”
Bearing
Plain Bearing
Thickness
• 0.085” (2.2mm)
• 0.129” (3.3mm)
Screw Type
Wood & Machine Screws Included
Finishes
USP, US3, US4, US10B, US15, US19, US26D, US32D