BHMA Grade 1 full concealed hinge with longer frame leaf design providing easy installation and proper gap between door and frame.
Key Features
- BHMA Grade 1
- Full Concealed
- Easy Installation
- Longer Frame Leaf
- 450 lb Capacity
Additional Information
Reinforcement: Not required up to 200 lbs. 12 gauge door plate/16 gauge frame channel recommended for heavier doors.
Technical Specifications
| Material | Aluminum |
| Finishes | US28 (Clear), 314 (Dark Bronze), 315 (Black), Custom Finishes Available |
| Standard Lengths | 79", 83", 85", 95", 120" (custom available) |
| Frame Configuration | 1/8" inset, longer frame leaf for easy installation |
| Load Capacity | 450 lbs. door weight maximum (1,000 lbs. for LL model) |
| Door Width | 48" maximum |
| Weight | 11 lbs. average per unit |
| Fasteners | 12-24 x 3/4" undercut self-drilling screws (included) |
| Fire Rating | Metal doors: 90 min (3 hr with FR option), Wood doors: 60 min (90 min with FR option) |
Available Options
- EA12 – Easy Access (12) 22 AWG Super Flex Ribbon Through Wire
- EA12-EZ – Easy Access (12) 22 AWG Super Flex Ribbon Through Wire with EZ Connectors
- R – Removable Electrical Access Prep
- PT – Electrical Power Transfer Prep (Specify Electrical Power Transfer Model, Location & Handing
- EM – Concealed Electrical Magnetic Monitoring Switch
- ES – Exposed Electrical Monitoring Switch
- FR – Fire Studs
- WEDGE-FM – Adjustable Safety Wedge for Full Mortise Models
- LR-BEAR – Ligature-Resistant Bearings
- TR – Tamper-Resistant (Hospital Tip, Every Other Bearing has a Set Screw) & Security Fasteners (Specify Door & Frame Material)
- TR-AHT-FM – Tamper-Resistant (Advanced Hospital Tip, Every Other Bearing has a Set Screw) & Security Fasteners (Specify Door & Frame Material) for Full Mortise
- SEC – Security Fasteners Provided for All Exposed Fasteners - Pivot Set (Specify door & frame material)
- SC – School Cap
- DD – Dutch Door Prep
- CUT – Cut to Custom Length
- SPLICE – Spliced Hinge
- SL – Sheared Leaf
- ADB – Cut for Automatic Door Bottom
- NO HOLE – Custom hole locations
- CUSTOM FINISH – Custom Finish
Documents & Spec Sheets
Cut Sheets
- A120HD A120LL Cut Sheet (PDF)
Templates
- A120HD A120LL Aluminum Geared Hinge with Frame Mounting Slots (PDF)
- A120HD A120LL - "EA" Easy Access Concealed Electrification with Frame Mounting Slots Template (PDF)
Installation & Technical Information
- EA Replacement Instructions (PDF)
- EZ Connect Wire Color & Position Diagram - Micro-Fit 3.0 (PDF)
- Aluminum Cont Geared Hinges Door Clearance Chart - Beveled Edge (PDF)
- Aluminum Cont Geared Hinges Door Clearance Chart - Squared Edge (PDF)
Product Literature
- Cross Reference 2025 (PDF)
Order Forms