- BHMA Grade 1
- Full Concealed, Heavy Duty
- 1/8″ Door Inset
- 48″ door width maximum
- 450 lbs. door weight maximum
- Average weight per unit = 11 lbs
- “LL” model for doors up to 1,000 lbs (lead-lined staggered hole pattern)
- Fasteners:
12-24 X 3/4″ undercut self drilling, thread forming tek machine screws - Standard Lengths:
79″, 83″, 85″, 95″ and 120″ + Custom Sizes Available - Fire Rating
- Approved for use on metal swinging type fire doors rated up to and including 90 minutes (Specifiy “FR” option for 3 hour rating)
- Approved for use on wood swinging type fire doors rated up to and including 60 minutes (Specifiy “FR” option for 90 minute rating)
- Reinforcement:
- Door Side: Not required for door weight up to 200 lbs. ABH recommends a minimum 12 gauge plate/channel for heavier doors.
- Frame Side: Not required for door weight up to 200 lbs. For doors more than 200 lbs., a 16 gauge channel is recommended.
Cut Sheets
- BHMA GRADE 1
- A111HD / A111LL & A111WT Aluminum Continuous Gear Hinges Full Mortise – Cut Sheet
- A111HD/A111LL Aluminum Continuous Gear Hinges Full Mortise – Cut Sheet
- “AHT” Advanced Hospital Tip
