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DESIGN HARDWARE BB5 HEAVY WEIGHT BALL BEARING HINGES
Specifications:
ANSI: Meets ANSI A 156.2 - Dimensions and tolerances conform to ANSI - A156.7
Gauge of Metal: .129 for 4” x 4”, .134” for 4.5” x 4.5”, .145” for 5” x 4-1/2” sizes
Base Material: Steel (ANSI A8112) or Stainless Steel (Grade 304 standard) (ANSI A5112)
Marine Grade 316 US32D Stainless Steel also available
Design & Templating: 5 Knuckle Design & Templated hole locations for wood or metal doors & frames
Fire Door Use: Approved for most types of fire doors up to 4’ x 10’, 8’ x 10’ pairs - Refer to NFPA80
Swaging: 1/16” Swage standard which provides 1/16” of clearance between leaves
Security NRP: NRP - Non removable pin available upon request for most sizes
Pin & Tip: Equipped with easily seated non-rising pin with button head & plug
Radius Corner: 1/4” and 5/8” Radius Corner available and in stock for 4” x 4” sizes only
Bearings: Each hinge has 2 sets of maintenance free non detachable ball bearings
Electrification: Concealed thru wire and monitoring options available, See electrified section
Fasteners: Each box of 3 hinges contains full set of machine and wood screws
Warranty: Limited Lifetime Warranty
RESOURCES & DOWNLOADS
Manufacturer Resources
Product Specs
- Series:
- BB5 Series
- Features:
- Ball Bearing Reduces Friction to Extend Lifetime of Hinge, For Medium Weight Doors of Average Frequency Use, More Durable than Standard Hinges
- Product Group:
- Door Hinges and Pivots
- Product Subgroup:
- Full Mortise Hinges
- Product Type:
- Ball Bearing Hinges
- Subcategory:
- Residential Hinges
- ANSI/BHMA:
- ANSI A 156.2, ANSI - A156.7
- Duty Level:
- Medium Duty
- Bearing Type:
- Ball Bearing
- Commercial/Residential:
- Commercial
- Knuckles:
- 5
Design Hardware BB5-HW-NRP-4.5X4.5-26D – Frequently Asked Questions
1) What door weights can this heavy-weight ball bearing hinge support?
Heavy-weight ball bearing hinges typically support doors weighing 200-400 pounds depending on size and configuration. Check manufacturer specifications for exact weight ratings. Use multiple hinges for heavier doors.
2) Where are ball bearing hinges commonly used?
Ball bearing hinges work best on heavy commercial doors, institutional applications, and high-traffic areas. They handle frequent operation better than plain bearing hinges. Common in offices, schools, and commercial buildings.
3) What handing options are available for this hinge?
Most heavy-weight ball bearing hinges are reversible and work for both right-hand and left-hand doors. Verify the specific model supports your door handing before installation.
4) What finish options are available?
Common finishes include satin chrome, bright chrome, oil-rubbed bronze, and painted options. Check product specifications for available finishes. Match existing hardware for consistent appearance.
5) How do ball bearing hinges differ from plain bearing hinges?
Ball bearing hinges use steel ball bearings between knuckles for smoother operation and longer life. They reduce friction and wear compared to plain bearing hinges. Better choice for heavy doors and frequent use.
6) Do these hinges meet building code requirements?
Heavy-weight ball bearing hinges typically meet commercial building codes when properly specified. Verify the specific model meets local code requirements for your application. Check fire rating if needed.
7) What hardware accessories work with these hinges?
Compatible accessories include hinge pins, security studs, and removable pin options. Some models accept electrical wire for power transfer applications. Check manufacturer specifications for compatible accessories.
8) How many hinges do I need per door?
Standard installation uses 3 hinges for doors up to 90 inches tall. Add one hinge for every additional 30 inches of height. Heavy doors may require additional hinges regardless of height.
9) Do ball bearing hinges require maintenance?
Ball bearing hinges are low maintenance but benefit from periodic cleaning and light lubrication. Remove dirt and debris from pivot points. Use manufacturer-recommended lubricant sparingly to maintain smooth operation.
10) Are there similar hinge models available?
Related options include standard weight ball bearing hinges, plain bearing heavy-weight hinges, and spring hinges. Browse our door hardware selection for alternatives and compatible products.
11) How do environmental conditions affect performance?
Exterior applications require corrosion-resistant finishes and materials. High-humidity environments may need stainless steel construction. Consider environmental factors when selecting finish and materials for long-term performance.
12) What measurements do I need for proper sizing?
Measure door thickness, frame rabbet depth, and available mounting space. Note required clearances for door swing. Verify hinge leaf dimensions fit frame and door preparation. Follow manufacturer templates for accurate installation.
How fast can I get the Design Hardware BB5-HW-NRP-4.5X4.5-26D delivered?
Most orders ship the same day from our distribution partners, with quick delivery throughout the
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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 Design Hardware BB5-HW-NRP-4.5X4.5-26D come with a warranty?
Absolutely. The Design Hardware BB5-HW-NRP-4.5X4.5-26D 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 Design Hardware BB5-HW-NRP-4.5X4.5-26D?
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Why buy the Design Hardware BB5-HW-NRP-4.5X4.5-26D from ZenSupply?
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