Ives 5 Knuckle Ball Bearing Full Mortise Hinge with Square Corners - Medium Duty Steel Construction
Professional Grade Ball Bearing Mortise Hinge for Commercial Applications
The Ives 5BB1 is a heavy-duty 5 knuckle ball bearing full mortise hinge engineered for medium weight doors up to 150 lbs and medium frequency usage up to 400 cycles per day. Constructed with steel substrate and featuring two ball bearing assemblies, this Grade 2 hinge meets ANSI/BHMA A156.1 performance standards and is UL Classified for windstorm rated assemblies. Designed with square corners and recommended for use with door closers, it comes complete with fasteners for both hollow metal and wood door installations.
Professional Features & Benefits
- Medium Duty Load Capacity: Engineered for doors up to 150 lbs with medium frequency usage up to 400 cycles per day for reliable commercial performance.
- Dual Ball Bearing Design: Features two ball bearing assemblies for smooth operation and extended service life in high-traffic applications.
- Grade 2 Durability Rating: BHMA Grade 2 certification ensures 1,500,000 cycle performance for long-term reliability in commercial environments.
- Steel Construction: Heavy-duty steel substrate provides exceptional strength and durability for demanding commercial applications.
- Complete Fastener Package: Includes wood and machine screws (12-24 x 1/2" UFPHMS, 12 x 1 1/4" FPHWS, 10-24 x 1/2" UFPHMS, 10 x 1" FPHWS) for immediate installation on hollow metal and wood doors.
- ANSI/BHMA Compliance: Certified to exceed ANSI/BHMA A156.1 performance standards and meets A156.7 template hinge dimensions for code compliance.
- UL Classification: UL Classified for windstorm rated assemblies (R37965) ensuring structural integrity in severe weather conditions.
- Door Closer Compatible: Specifically recommended for use with door closers to ensure proper operation and longevity.
Technical Specifications
- ANSI/BHMA: ANSI/BHMA A156.1
- Bearing Type: Ball Bearing
- Commercial/Residential: Commercial
- Corner Style: Square Corners
- Department: Door Hardware
- Duty Level: Medium Duty
- Fasteners: Wood and Machine Screws
- Grade: Grade 2
- Knuckles: 5
- Product Category: Door Hinges and Pivots
- Product Group: Door Hinges and Pivots
- Product Model: 5BB1
- Product Subgroup: Full Mortise Hinges
- Product Substrate: Steel
- Product Type: Hinges
- Subcategory: Hinges and Pivots
Installation & Operation
- Review manufacturer specifications and verify door preparation requirements including door thickness, weight capacity (150 lbs maximum), and handing as applicable to this full mortise hinge.
- Use manufacturer-provided templates to mark mounting hole locations accurately on door and frame surfaces for proper mortise preparation.
- Prepare door and frame by routing mortise pockets and drilling required holes as specified in manufacturer instructions.
- Install hinge leaves using provided fasteners and secure to door and frame per manufacturer torque specifications.
- Adjust hinge alignment for proper door operation, ensuring smooth swing throughout the full range of motion and proper clearances.
- Test hinge operation to verify smooth ball bearing function and make final adjustments as needed. Refer to manufacturer documentation for complete installation details and troubleshooting.
Professional Applications
- Commercial Office Buildings
- Educational Facilities
- Healthcare Institutions
- Retail Establishments
- Industrial and Warehouse Facilities
- Multi-Tenant Residential Properties
- Government and Municipal Buildings
Why Choose Ives Quality?
Ives architectural hinges deliver professional-grade reliability with steel construction and dual ball bearing assemblies rated for 1,500,000 cycles under Grade 2 performance standards. UL Classified for windstorm rated assemblies and certified to exceed ANSI/BHMA A156.1 requirements, these hinges provide the dependable performance essential for demanding commercial applications. Engineered for medium-duty service with complete fastener packages for immediate installation.
Manufacturer Resources
Product Specs
- Subcategory:
- Hinges and Pivots
- Knuckles:
- 5
- Grade:
- Grade 2
- Fasteners:
- Wood and Machine Screws
- Corner Style:
- Square Corners
- Product Group:
- Door Hinges and Pivots
- Product Subgroup:
- Full Mortise Hinges
- Product Type:
- Hinges
- ANSI/BHMA:
- ANSI/BHMA A156.1
- Duty Level:
- Medium Duty
- Bearing Type:
- Ball Bearing
- Commercial/Residential:
- Commercial
- Tags:
- door hinges 5
- Product Model:
- 5BB1
- Product Category:
- Door Hinges and Pivots
- Product Substrate:
- Steel
- Department:
- Door Hardware