ABH A135HD Heavy Duty Aluminum Continuous Gear Hinge with Safety Design

ABH A135HD Heavy Duty Aluminum Continuous Gear Hinge with Safety Design

Professional Full Mortise Continuous Hinge for Safety-Critical Applications

The ABH A135HD Heavy Duty Aluminum Continuous Gear Hinge delivers professional-grade performance with full concealed design and 1/8" door inset configuration. This BHMA Grade 1 certified hinge features a unique 9/16" gap between frame leaf and door leaf when closed, providing essential safety protection in schools, nursing homes, and daycare facilities. Available in standard lengths of 79", 83", 85", 95", and 120" with fire ratings up to 90 minutes for metal doors and 60 minutes for wood doors.

Professional Features & Benefits

• Safety Design Protection: 9/16" gap between frame and door leaves prevents fingers and objects from being caught in the door closure, ideal for schools, nursing homes, and daycare facilities.
• Heavy-Duty Construction: 83" hinge features 32 bearings with 3" spacing on center for smooth operation and long-term durability in high-traffic applications.
• Fire Rating Compliance: Approved for metal swinging fire doors up to 90 minutes and wood swinging fire doors up to 60 minutes for code compliance.
• Full Concealed Design: Eliminates gaps between door and frame to prevent prying while providing enhanced security and clean appearance.
• Weight Distribution Engineering: Continuous design distributes door weight evenly throughout the entire door and frame, preventing common alignment problems like binding and sagging.
• Surface Application: No mortising of door or frame required, and will cover old butt hinge cut-outs for retrofit applications.
• BHMA Grade 1 Certification: Meets BHMA 156.25 Grade 1 standards for commercial-grade performance and reliability.
• Anodized Finish Quality: Anodized after machining in clear, dark bronze, and black finishes for superior corrosion resistance and appearance.

Technical Specifications

• BAA Qualified: Yes
• Commercial/Residential: Commercial
• Department: Door Hardware
• Door Weight: 450
• Fasteners: 12-24 X 3/4" undercut self drilling, thread forming tek machine screws
• Hinge Type: Full Mortise
• Keyed: N/A
• Keyed Function: N/A
• PDF:A135HD Aluminum Continuous Gear Hinges Full Mortise: https://zensupply.com/content/pdf/abh/0002649_a135_alum_geared_hinge.pdf
• PDF:A135HD Aluminum Continuous Gear Hinges Full Mortise: https://zensupply.com/content/pdf/abh/0002459_a135_aluminum_geared_hinge_00.pdf
• PDF:Aluminum Continuous Geared Hinge Door Clearance Chart: https://zensupply.com/content/pdf/abh/0000383_aluminum_cont_geared_hinge_door_clearance_chart_squared_edged_pg6_rev.pdf
• PDF:BHMA GRADE 1: https://zensupply.com/content/pdf/abh/0002339_bhma_grade_1_for_hinges_compressed.pdf
• Product Category: Door Hinges and Pivots
• Product Group: Door Hinges and Pivots
• Product Model: A135HD
• Product Subgroup: Continuous Hinges
• Product Type: Continuous Hinges
• Series: A135 Series
• Subcategory: Full Mortise Hinges

Professional Applications

• Educational Facilities and Schools
• Healthcare Institutions and Nursing Homes
• Daycare and Childcare Facilities
• Commercial Office Buildings
• Government and Municipal Buildings
• Fire-Rated Door Applications
• High-Traffic Commercial Entrances

Why Choose ABH Quality?

ABH A135HD continuous hinges deliver professional-grade reliability with heavy-duty aluminum construction and BHMA Grade 1 certification for demanding commercial applications. The anodized-after-machining finish process ensures superior corrosion resistance and long-term appearance retention. Engineered for safety-critical environments where dependable performance and finger protection are essential.