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UL Listed 2 Ball Bearing Zig Zag Symmetrical Fire Rated Butt Door Hinges
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SS005FR UL‑Listed 2‑Ball‑Bearing 5x3.5x3.0mm Zig‑Zag Symmetrical Fire‑Rated Stainless Steel Butt door hinge
SS005FR 5x3.5x3.0mm zig‑zag symmetrical fire‑rated stainless steel butt door hinge manufactured by WINGTEC. Five‑knuckle hinge body adopts unique zig‑zag symmetrical leaf profile, available in 201 / 304 / 316 stainless‑steel grades for different corrosion‑resistance requirements. Built‑in dual precision two‑piece ball‑bearing unit delivers long‑term lubricated, smooth and silent door swing. 3.0mm leaf thickness ensures solid structural rigidity, supports door weight up to 100KG per hinge pair. Standard full‑mortise butt mounting, reversible non‑handed design works for both left‑hand and right‑hand doors. Multiple hole‑template layouts and abundant decorative surface finish selections are optional. 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 matching mounting screw accessories are supplied. Suitable for wooden, metal and steel fire‑rated interior and outer door assemblies. Monthly production capacity reaches 200000 units for B2B wholesale architectural fire‑safety butt hinge tender projects.
Product Specification
Technical Parameter
| Specification | Parameter |
|---|---|
| Product Type | UL‑Listed 5x3.5x3.0mm 2‑Ball‑Bearing Five‑Knuckle Zig‑Zag Symmetrical Fire‑Rated Stainless Steel Full‑Mortise Butt Door Hinge |
| Operation | Two‑ball‑bearing long‑lubrication quiet swing, special zig‑zag symmetrical leaf shape, five‑knuckle heavy‑duty structure, full‑mortise butt installation, reversible non‑handed left‑right fit, multiple hole‑template options, UL‑Listed UL10C & ANSI/BHMA‑156.1‑2000 & EN1935 fire‑safety certified, meets NFPA80 |
| Material | 3.0mm stainless‑steel hinge leaf(201/304/316 optional), five‑knuckle housing, high‑precision dual ball‑bearing assembly, unique zig‑zag symmetrical leaf profile, anti‑rust surface finishing |
| Core Functions | Five‑knuckle build with zig‑zag symmetrical leaf, two‑ball‑bearing long‑term lubricated swing, reversible non‑handed mounting, multi‑finish / hole‑template option, max 100kg load capacity, 3‑hour fire‑rated, 200000‑cycle heavy‑duty durability |
| Application | Wooden / Metal / Steel / Fire‑Rated Interior & Outer Door Assemblies, commercial 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
Zig‑Zag Symmetrical Commercial Fire‑Door Installations
SS005FR UL‑listed 5x3.5x3.0mm five‑knuckle zig‑zag symmetrical fire‑rated butt hinge features special symmetrical zig‑zag leaf design. Optional 201/304/316 stainless‑steel grades deliver dependable anti‑rust and anti‑discoloration performance for interior and outer door usage. Five‑knuckle heavy‑duty construction together with dual ball‑bearing system keeps long‑term lubrication for consistent quiet door swing. Max supporting door weight up to 100KG per hinge pair. Diverse hole‑template layouts can match different door‑frame requirements. Reversible non‑handed design lowers SKU inventory pressure for large‑volume tender orders. UL‑Listed UL10C, ANSI/BHMA‑156.1‑2000 and EN1935 certifications satisfy North‑American and European fire‑safety building‑code requirements for stainless‑steel fire‑rated butt‑hinge assemblies.
Interior & Outer Door New‑Build & Renovation
This five‑knuckle multi‑grade stainless‑steel 3.0‑mm zig‑zag symmetrical 2‑ball‑bearing fire‑rated butt hinge passes strict 200000‑cycle heavy‑traffic durability test. Unique zig‑zag symmetrical leaf brings special visual appearance besides fire‑safety performance. It performs steadily on wooden, metal, steel fire‑rated interior and outer door‑sets in new‑construction and retrofit renovation commercial‑residential hardware assignments.
Architectural Hardware Tender Specification Projects
Full matching mounting‑screw accessories included. Full‑mortise butt mounting with reversible non‑handed configuration and zig‑zag symmetrical leaf. Diverse hole‑template patterns and abundant decorative surface‑finish selections available. UL compliance datasheet, installation drawings and compliance documentation can be supplied for tender‑submission documentation for commercial fire‑safety building‑projects.
Product Characteristics
Heavy‑duty five‑knuckle hinge housing, special zig‑zag symmetrical leaf profile, optional 201/304/316 stainless‑steel hinge leaf with dual precision ball‑bearing internal assembly; long‑term lubricated swing performance, anti‑rust property for interior & outer fire‑rated door‑operation
Standard dimension 5x3.5 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; distinctive zig‑zag symmetrical leaf design, multiple hole‑template selections plus rich decorative‑finish options match special architectural 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
Zig‑zag symmetrical full‑mortise butt‑type mounting; fire‑safety optimized for wooden, metal, steel fire‑rated interior & outer door assemblies
Complete matching mounting‑screw accessories supplied; monthly capacity 200000 units for B2B wholesale fire‑door‑hinge bulk tender‑orders
Warranty & Customization
Standard quality warranty against manufacturing defects of stainless‑steel zig‑zag symmetrical hinge‑leaf, five‑knuckle housing and internal precision 2‑ball‑bearing components
Bulk wholesale supply for architectural‑construction and fire‑safety‑door tender‑projects; custom finish, custom‑size 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 hold?
SS005FR 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 five‑knuckle zig‑zag symmetrical 2‑ball‑bearing fire‑rated butt‑hinge hardware.
What door weight fits SS005FR zig‑zag symmetrical fire‑rated butt hinge?
SS005FR five‑knuckle zig‑zag symmetrical dual‑ball‑bearing butt‑hinge supports door‑weight up to 100KG per hinge‑pair, standard dimension 5x3.5x3.0mm for interior and outer fire‑door‑applications.
What is the feature of SS005FR?
SS005FR adopts special zig‑zag symmetrical leaf profile besides standard fire‑rated butt hinge performance. Reversible non‑handed design works for both left‑hand and right‑hand full‑mortise‑door installation. Installation must follow local fire‑code for fire‑door assemblies.
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