A450HD Aluminum Continuous Gear Hinges Half Surface

A450HD Aluminum Continuous Gear Hinges Half Surface

Standard / Heavy Duty Half Surface, 1/4" Inset
$0.00
  • BHMA Grade 1
  • Half Surface, Heavy Duty
  • 9/32" Door Inset
  • 48" door width maximum
  • 450 lbs. door weight maximum
  • Average weight per unit = 14 lbs

  • Fasteners:
    12-24 X 3/4" undercut self drilling, thread-forming tek machine screws for frame and 1/4-20 sex bolts and shoulder bolts for door

  • 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.
Clear Anodized
Dark Bronze Anodized
Black Anodized
  • "PT" Electrical Power Transfer Prep (Specify Electrical Power Transfer Model, Location & Handing
  • "FR" Fire Studs
  • "WEDGE-HS" Adjustable Safety Wedge for Half Surface Models
  • "LR-BEAR" Ligature-Resistant Bearings
  • "DD" Dutch Door Prep
  • "SEC" Fasteners
  • "CUT" Cut to Custom Length
  • "TR" Tamper-Resistant (Hospital Tip, Every Other Bearing has a Set Screw) & Security Fasteners (Specify Door & Frame Material)
  • "TR-AHT-FS" Tamper-Resistant (Advanced Hospital Tip, Every Other Bearing has a Set Screw) & Security Fasteners (Specify Door & Frame Material) for Half/Full Surface
  • "SC" School Cap
  • "SPLICE" Spliced Hinge
  • "LL" Lead-Lined Cover (Half Surface & Full Surface - Door Leaf Only)
  • "SL" - Sheared Leaf
  • "THICK" Special Door Thickness
  • "CUSTOM HOLE" Custom hole locations
  • "CUSTOM FINISH"
Product tags