URSUS 3-D OT 495 Upper Hinge Wing 7.8x45mm White Galvanized for Fire Doors

Product Overview

The URSUS 3-D OT 495 upper hinge wing, measuring 7.8x45 mm, is used in the installation of fire-rated doors in commercial and industrial buildings. Finished with white galvanization, it provides high corrosion resistance for reliable long-term operation and maintains a clean, professional appearance in demanding environments. Its construction supports stable and secure mounting of door leaves, critical for fire and safety compliance.

Distinguishing itself from generic hinge components, this SKU features white galvanization, which specifically addresses corrosion risks in high-humidity or public-access installations. This reduces maintenance intervals and replacement costs for facilities managers overseeing safety door hardware in schools, hospitals, and industrial complexes. It is particularly suited for bulk procurement in fire safety projects and certified door assemblies.

Key Features

• White galvanization ? enhanced corrosion resistance for long-term durability


• Dimensions 7.8x45 mm ? compatible with a range of fire-rated door assemblies


• Stable upper hinge wing ? ensures secure door leaf mounting in safety-critical applications


• Designed for fire-rated doors ? suitable for doors where fire safety certification is mandatory


• Supports 3-D hinge system ? compatible with URSUS modular hardware systems


• Aesthetic finish ? maintains clean appearance for institutional and commercial environments

Technical Specifications

• Dimensions: 7.8x45 mm


• Finish: White galvanization


• Component: Upper hinge wing


• Compatibility: URSUS 3-D hinge system


• Application: Fire-rated door hardware

Applications

Used in fire-rated doors within commercial, industrial, educational, and healthcare buildings. Compatible with certified fire and safety door assemblies where corrosion resistance and secure mounting are critical. Ideal for bulk installation in new construction or facility retrofit projects requiring reliable and certified hinge hardware.

Packaging & Shipping

Standard export packaging. Each unit includes the upper hinge wing; installation accessories supplied when ordered as part of the full hinge set.