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Specifications
- Gauge of Metal: .134″ for 4″ x 4″ & 4.5″ x 4.5″ sizes
- Base Material: Steel (ANSI K81071 F) or Stainless Steel (Grade 304) (ANSI K51071 F)
- Swaging: 1/16″ swage standard which provides 1/16″ of clearance between leaves
- Labeled Door Sizes: Maximum labeled door size (as set forth by NFPA80) 4′ wide x 8′ tall x 1 3/4″ thick
- Meets NFPA80 standard for 3 hour fire doors
- NFPA 80 Reference: NFPA 80 requires minimum of 2 spring hinges to be used on labeled doors
- Brand:
- Design Hardware
- Product Group:
- Door Hinges and Pivots
- Product Subgroup:
- Full Mortise Hinges
- Product Type:
- Spring Hinges
- Subcategory:
- Residential Hinges
- ANSI/BHMA:
- ANSI A 156.2, ANSI - A156.7
- Duty Level:
- Medium Duty
- Commercial/Residential:
- Commercial
- Knuckles:
- 5
- Size:
- 4.5" x 4.5"