Product Overview
Ives 3CB1 4.5X4.5 3-Knuckle Concealed Bearing Hinge, Standard Weight, 4-1/2″ x 4-1/2″
- Hinges tested for cycles, weather, and environment to ensure high performance
- Recommended for medium weight doors (<150 lbs)
- Recommended for medium frequency usage (<400 cycles per day)
- Made with two concealed nylon bearings
- Recommended for use with a door closer
- Packed with fasteners for hollow metal and wood doors
- UL Listed (3 Hour Fire-Rated)
- UL Classified for windstorm rated assemblies – R37965
| Brand | |
|---|---|
| Finishes | 630 Satin Stainless Steel, 632 Bright Brass, 639 Satin Bronze, 640 Oil Rubbed Bronze, 646 Satin Nickel, 652 Satin Chrome, F-BLK Flat Black |
| Size | 4.5" x 4.5" |
| Gauge | 0 .134 |
| Material | 1040 steel or 304 series stainless steel |
| Usage | Medium Duty |
| ANSI/BHMA Standard | Certified to ANSI/BHMA A156.1 for performance standards, Meets ANSI/BHMA 156.7 for template hinge dimensions |
| Fire Rating | Certified to meet UL standards (3hr) |
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Ives 3CB1 – 4.5″ x 4.5″ Concealed Bearing Hinge