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UL Listed 2 Ball Bearing 5x3x3.0mm Fire Rated Stainless Steel Butt Door Hinge
- Product Information
Satin Stainless
Polished Stainless
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SS005FR‑2BB UL‑Listed 2‑Ball‑Bearing 5x3x3.0mm Fire‑Rated Stainless Steel Butt door hinge
SS005FR‑2BB 5x3x3.0mm 2‑ball‑bearing fire‑rated stainless steel butt door hinge manufactured by WINGTEC, specially developed for office fire‑rated door applications. Made of premium SS304 stainless‑steel material, built‑in dual precision two‑piece ball‑bearing assembly realizes smooth and silent door movement. 3.0mm leaf thickness provides solid structural rigidity, supports door weight up to 100KG per hinge pair. Standard full‑mortise butt mounting, reversible non‑handed construction fits both left‑hand and right‑hand doors. Multiple pin styles and hole‑template layout selections available, together with a wide range of decorative surface finishes. UL‑Listed UL10C 3‑Hour fire‑rated, fully complies with ANSI/BHMA‑156.1‑2000 and EN1935:2002 standard, conforms to NFPA80 fire‑door requirements, completes strict 200000‑cycle heavy‑duty durability test. Full set of matching mounting screw accessories are included. Well‑suited for wooden, metal, steel fire‑rated interior‑exterior office door assemblies. Monthly production capacity reaches 200000 units for B2B wholesale architectural office fire‑safety butt hinge tender projects.
Product Specification
Technical Parameter
| Specification | Parameter |
|---|---|
| Product Type | UL‑Listed 5x3x3.0mm 2‑Ball‑Bearing SS304 Fire‑Rated Stainless Steel Full‑Mortise Butt Door Hinge for Office Doors |
| Operation | Two‑ball‑bearing smooth silent swing, full‑mortise butt installation, reversible non‑handed left‑right fit, multiple pin & hole‑template options, UL‑Listed UL10C & ANSI/BHMA‑156.1‑2000 & EN1935 fire‑safety certified, meets NFPA80 |
| Material | 3.0mm SS304 stainless‑steel hinge leaf, high‑precision dual ball‑bearing assembly, anti‑rust surface finishing |
| Core Functions | Office‑use fire‑rated butt hinge, SS304 corrosion‑resistant, quiet ball‑bearing movement, reversible mounting, multi‑finish / pin / template choices, max 100kg load capacity, 3‑hour fire‑rated, 200000‑cycle heavy‑duty durability |
| Application | Wooden / Metal / Steel / Fire‑Rated Interior‑Exterior Office Door Assemblies, commercial office fire‑safety hardware projects |
| Production Capacity | 200000 Units / Month |
| MOQ | 500 Pairs |
| Sample Time | 5‑7 Working Days |
| Lead Time | 30‑35 Days |
| Packing | 1 Pair / White Box, Standard Export Carton |
Application Scenarios
Commercial Office Fire‑Door Installations
SS005FR‑2BB UL‑listed 5x3x3.0mm 2‑ball‑bearing SS304 fire‑rated butt hinge is purpose‑built for office fire‑rated door‑sets. SS304 stainless‑steel provides reliable anti‑rust performance for daily office environment. Dual ball‑bearing construction ensures quiet and consistent door swing for frequent office access. It supports maximum 100KG door weight per hinge pair. Multiple pin styles and diverse hole‑template layouts can satisfy different office door‑frame requirements. Reversible non‑handed design reduces SKU inventory pressure for large‑volume office building tender projects. UL‑Listed UL10C, ANSI/BHMA‑156.1‑2000 and EN1935 certifications satisfy North‑American and European fire‑safety building‑code requirements for office fire‑rated butt‑hinge assemblies.
Office Door New‑Build & Renovation Projects
This SS304 3.0‑mm 2‑ball‑bearing fire‑rated butt hinge has passed strict 200000‑cycle heavy‑traffic durability test. It performs reliably for wooden, metal, steel fire‑rated interior‑exterior office door‑sets in new‑construction and retrofit renovation commercial assignments.
Architectural Hardware Tender Specification for Office Buildings
Full matching mounting‑screw accessories are supplied. Standard full‑mortise butt mounting with reversible non‑handed configuration. Multiple pin selections, diverse hole‑template patterns and rich decorative surface‑finish selections available. UL compliance datasheet, installation drawings and compliance documentation can be offered for tender‑submission for office building fire‑safety projects.
Product Characteristics
Premium SS304 stainless‑steel hinge leaf with dual precision ball‑bearing internal assembly; quiet long‑term swing performance, anti‑rust feature specially optimized for office fire‑rated door‑operation
Standard dimension 5x3 inch, leaf thickness 3.0mm; maximum load‑bearing capacity up to 100KG per hinge pair
Classic full‑mortise butt‑hinge installation, true reversible non‑handed left‑right universal fit; multiple pin‑type & hole‑template selections plus abundant decorative‑finish options match office interior‑design themes
UL‑Listed UL10C 3‑Hour fire‑rated, complies with ANSI/BHMA‑156.1‑2000 & EN1935:2002, conforms to NFPA80, passes 200000‑cycle heavy‑duty durability test
Standard full‑mortise butt‑type mounting; fire‑safety optimized for wooden, metal, steel fire‑rated interior‑exterior office door assemblies
Complete matching mounting‑screw accessories supplied; monthly capacity 200000 units for B2B wholesale office fire‑door‑hinge bulk tender‑orders
Warranty & Customization
Standard quality warranty against manufacturing defects of SS304 stainless‑steel hinge‑leaf and internal precision 2‑ball‑bearing components
Bulk wholesale supply for architectural‑construction and office fire‑safety‑door tender‑projects; custom finish, custom‑size, custom‑pin‑style and hole‑template variant options are available
2D installation drawing and product‑performance‑specification datasheet including UL‑ANSI‑EN compliance statement available for tender‑submission documentation
Frequently Asked Questions
What certifications does SS005FR‑2BB hold?
SS005FR‑2BB is UL‑Listed UL10C 3‑Hour fire‑rated, fully complies with ANSI/BHMA‑156.1‑2000 and EN1935:2002 standard, conforms to NFPA80 fire‑door requirements and completes 200000‑cycle heavy‑duty durability test for 2‑ball‑bearing office‑use fire‑rated butt‑hinge hardware.
What door weight fits SS005FR‑2BB office fire‑rated butt hinge?
SS005FR‑2BB dual‑ball‑bearing butt‑hinge supports door‑weight up to 100KG per hinge‑pair, standard dimension 5x3x3.0mm for commercial office fire‑door‑applications.
Can SS005FR‑2BB be used for both left‑hand and right‑hand office doors?
Yes, SS005FR‑2BB adopts reversible non‑handed design. One SKU works for both left‑hand and right‑hand full‑mortise‑door installation and reduces office‑project inventory SKU count. Installation must follow local fire‑code for fire‑door assemblies.
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