SL21-83 Full Surface Hinge, Swing Clear, 1/32" Door Recess
UL Listed, Certified ANSI A156.25-2006 Grade 1 (25 million cycles), and Certified to 90-minute Fire Rated Standards.
Manufactured from 6063 T6 aluminum alloy with thermoplastic polyester self-lubricating bearings fro extended wear.
Hinge leaves are Pair-Matched Numbered during manufacturing to assure smooth functioning, and are completely anodized after matching for additional wear resistance and architectural inventory appearance.
Full-length gears and channel covers prevent tampering for added security. Templated screw hole patterns allow easy preparation for precise fit and interchange if required.
Non-handed hinge design prevents installation mistakes, and keeps inventory to a minimum.
Standard finishes available: CL - Aluminum / DU - Storefront Bronze. Optional finishes by special order.
Standard Hinge lengths available: 83", 95", and 120" (with 120° generally available by special order).