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Ives 5BB1 — Commercial Ball Bearing Full Mortise Hinge, Grade 2 Steel
The Ives 5BB1 is a 5-knuckle ball bearing full mortise hinge built for commercial doors up to 150 lbs and medium-frequency use up to 400 cycles per day. Steel substrate, dual ball bearing assemblies, square corners, and a complete fastener package make it a go-to spec for hollow metal and wood door installations across office, institutional, and multi-family applications. ANSI/BHMA A156.1 certified, BHMA Grade 2 rated for 1,500,000 cycles, and UL Classified for windstorm-rated assemblies (R37965).
Features & Benefits
- Medium Duty Load Capacity: Rated for doors up to 150 lbs with medium-frequency usage up to 400 cycles per day.
- Dual Ball Bearing Design: Two ball bearing assemblies deliver smooth, quiet operation and extended service life in high-traffic openings.
- Grade 2 Durability: BHMA Grade 2 certification — 1,500,000 cycle performance — for long-term commercial reliability.
- Steel Construction: Heavy-gauge steel substrate provides the strength required 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 A156.1 Compliant: Exceeds ANSI/BHMA A156.1 performance standards; meets A156.7 template hinge dimensions for code compliance.
- UL Classified: UL Classified for windstorm-rated assemblies (R37965) — structural integrity in severe weather conditions.
- Door Closer Compatible: Recommended for use with door closers to ensure proper operation and longevity.
Technical Specifications
- Model: 5BB1
- ANSI/BHMA: ANSI/BHMA A156.1
- Grade: Grade 2 (1,500,000 cycles)
- Bearing Type: Ball Bearing (2 assemblies)
- Knuckles: 5
- Corner Style: Square Corners
- Substrate: Steel
- Duty Level: Medium Duty
- Max Door Weight: 150 lbs
- Max Cycle Frequency: 400 cycles/day
- Fasteners: Wood and Machine Screws (included)
- UL Classification: R37965 — Windstorm Rated Assemblies
- Commercial/Residential: Commercial
- Available Sizes: 3.5" x 3.5", 4" x 4", 4.5" x 4", 4.5" x 4.5", 5" x 4.5", 5" x 5"
Installation Overview
- Verify door weight (150 lbs max), thickness, and handing requirements before ordering.
- Use Ives hinge templates to mark mortise pocket and hole locations on door and frame.
- Route mortise pockets and drill mounting holes per manufacturer specifications.
- Install hinge leaves with provided fasteners; torque to manufacturer specification.
- Check alignment and test full swing range; adjust as needed for proper clearance.
- Confirm smooth ball bearing operation. Refer to the Ives data sheet and template index (linked below) for complete installation details.
Common Applications
- Commercial Office Buildings
- Educational Facilities
- Healthcare Institutions
- Retail Establishments
- Industrial and Warehouse Facilities
- Multi-Family Residential Properties
- Government and Municipal Buildings
Manufacturer Resources
Hinge Templates
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:
- Ives 5BB1, full mortise hinge, ball bearing hinge, Grade 2 hinge, ANSI A156.1, steel hinge, square corner hinge, medium duty hinge, commercial hinge, UL windstorm hinge, 5 knuckle hinge
- Product Model:
- 5BB1
- Product Category:
- Door Hinges and Pivots
- Product Substrate:
- Steel
- Department:
- Door Hardware
Ives 5BB1 4.5x4.5 652 – Frequently Asked Questions
1) What door applications work with the Ives 5BB1 hinge?
Heavy-duty interior and exterior doors including wood, steel, and aluminum frames. Commercial grade construction handles high-frequency use in offices, schools, and institutional buildings.
2) Is this hinge compatible with steel door frames?
Yes, the steel construction matches steel frames perfectly. The 5-knuckle design provides excellent strength for heavy steel doors. Verify frame prep matches standard full mortise dimensions.
3) Does the 5BB1 come with handing options?
This is a non-handed hinge that works for both left and right swing doors. The symmetrical design eliminates handing requirements during installation.
4) What finish options are available for this hinge?
Standard finishes include primer, dark bronze, and satin chrome. Check current availability as finish options may vary. Prime finish allows for field painting to match door hardware.
5) What weight rating does the 5BB1 support?
Ball bearing construction handles heavy door loads typical of commercial applications. Consult manufacturer specifications for exact weight limits based on door size and installation conditions.
6) Does this hinge meet commercial building codes?
Yes, Ives hinges typically meet ANSI/BHMA standards for commercial hardware. Verify specific code requirements with your local authority having jurisdiction.
7) Are screws included with the 5BB1 hinge?
Most Ives hinges include matching screws. Verify screw length matches your door and frame thickness. Heavy doors may require longer or additional fasteners.
8) How do you install a full mortise ball bearing hinge?
Route mortises in both door and frame to match hinge leaf thickness. Use manufacturer template for precise hole locations. Install with provided screws and check door alignment before final tightening.
9) Do ball bearing hinges require maintenance?
Ball bearing hinges are largely maintenance-free. Periodic cleaning and light lubrication extend service life. Check for loose screws during routine door maintenance.
10) What other Ives hinge models are similar to the 5BB1?
The 5BB1 series includes various sizes and configurations. Heavy weight models like 5BB1HW offer increased capacity. Browse our complete door hardware selection for comparable options.
11) Can this hinge handle exterior weather conditions?
Steel construction with proper finish provides good weather resistance. For harsh coastal or industrial environments, consider stainless steel alternatives or enhanced protective coatings.
12) What are the standard dimensions for the 5BB1?
Standard commercial hinge sizes typically range from 4" to 5" height. Verify exact dimensions and hole spacing against manufacturer specifications before ordering or installation.
How fast can I get the Ives 5BB1 4.5x4.5 652 delivered?
Most orders ship the same day from our distribution partners, with quick delivery throughout the
continental
U.S.
Need it urgently? Contact Us for expedited shipping options.
Can I return it if it doesn’t work for me?
Yes—ZenSupply offers a hassle-free return policy. If the product isn’t the right fit,
reach out to our support team for a return authorization or setup a return by following our return instructions.
Does the Ives 5BB1 4.5x4.5 652 come with a warranty?
Absolutely. The Ives 5BB1 4.5x4.5 652 is backed by a manufacturer’s warranty.
For full warranty terms, check the product documentation or Contact Us.
How do I get technical support or installation help for the Ives 5BB1 4.5x4.5 652?
You can call, text, or email our expert support team for fast answers. We’re here to help with
product
selection,
installation tips, and troubleshooting. Contact Us
Why buy the Ives 5BB1 4.5x4.5 652 from ZenSupply?
ZenSupply makes it easy to get the commercial door hardware you need—fast shipping, expert support,
and
rewards on
every order.
Our team is always ready to help you choose the right product for your project.
