4.5" x 4.5" Silver Stainless Steel Ball Bearing Hinges
Model Number: CHS454533BB-NRP-US32D
Finish Style: Stainless SteelBrushed NickelSatin NickelSilver
Certifications:
ANSI/BHMA Grade 1, UL 10C Fire Rated
Size:
Surface Finish:
Corner Radius:
Lead time
Order today for the quickest dispatch: within 15 days .
Shipping fee and delivery date to be negotiated.Chat with supplier now for more details.
Lead time
The amount of time from order placement to dispatch
| Quantity | Lead time |
|---|---|
| 1+ pairs | 15 days |
| 5001+ pairs | 30 days |
| 50000+ pairs | To be negotiated |
Get A Quote
Description
Product Specifications:
- Model number: CHS454533BB-NRP-US32D
- Material: Stainless Steel
- Product Dimensions: 4"L x 4"W
- Radius: Square
- Thickness: 3.3 mm
- Finish Style: Stainless steel metal, satin(US32D)
- Pin type: Non-removable Pin
- Hole Count: 8
- Function: Highly Rust Resistant
- Mounting Type: Door Mount
4.5” x 4.5” · 2 Ball Bearings · Commercial Weight · Timely 5 Knuckles · Template · Square Corners
Non-removable Pin (N.R.P.)
Steel material with steel pin,
Reversible, with Phillips flat-head screws. Equivalent to: Hager’s BB1279, Stanley’s FBB179
|
Hinge Size (hgt. x wdth.) |
Number |
Gauge of |
Pin |
Screw Size |
Quantity |
Avg. Weight |
|||
|
Inches |
Millimeters |
Holes |
Metal |
Diameter |
Machine |
Wood |
Inner Box |
Case |
Per Case (lbs.) |
|
4.5” x 4.5" |
114.3 x 114.3 |
8 |
0.134" |
0.273" |
#12 x ½” |
12 x 1-¼” |
3 |
48 |
56 |
|
CODE |
FINISH |
DESCRIPTION |
CODE |
FINISH |
DESCRIPTION |
|
21530 |
US3 |
Polished Brass |
21535B |
US15 |
Satin Nickel |
|
21531 |
US4 |
Satin Brass |
21536 |
US15A |
Antique Nickel |
|
21532 |
US5 |
Antique Brass |
21537 |
US26 |
Polished Chrome |
|
21534 |
US10A |
Antique Bronze |
21538 |
US26D |
Satin Chrome |
|
21535 |
US10B |
Oil-rubbed Bronze |
21539 |
USP |
Prime Coat |
TDC 4.5" x 4.5" Commercial Square Hinges – Built for Heavy-Duty Applications
Industrial-Grade Durability & Finish Options
TDC’s 4.5" x 4.5" square hinges are engineered for high-traffic commercial and institutional applications. Manufactured with precision, these hinges are available in Satin Nickel, Polished Brass, Oil-Rubbed Bronze, Antique Brass, Matte Black, Stainless Steel, and Custom Finishes, ensuring superior corrosion resistance, long-term durability, and a refined appearance for architectural and industrial projects.
Precision-Engineered for Strength & Performance
Constructed from high-strength steel with a reinforced 5-knuckle design and a precision-machined solid steel pin, these hinges offer exceptional load-bearing capacity and smooth, noise-free operation. Designed for heavy-duty applications, they ensure stability and longevity even under frequent use in commercial buildings, public facilities, and industrial environments.
Optimized for Professional Installations
- Size: 4.5" x 4.5" (114.3mm x 114.3mm)
- Corner Style: Square for precise alignment with commercial door preps
- Material: High-strength steel with advanced anti-corrosion coatings
- Pin Options: Removable Pin (RP) for general use or Non-Removable Pin (NRP) for enhanced security applications
- Application: Ideal for commercial, institutional, and heavy-duty residential doors
Customized for Bulk Orders & Large-Scale Projects
TDC specializes in high-volume production and custom manufacturing solutions tailored for B2B clients. Our bulk procurement options ensure cost-effective supply, consistent quality, and seamless integration into large-scale commercial construction and renovation projects.
About TDCHINGES：We are a professional door hinges manufacturer. We have over 10-year experience in hardware industry. With trustworthy quality, we can ensure you would have highly satisfied shopping experience
We offer two types of screws, they are wood screws and machine screws, no matter what material your door is made of, it will match well.
Suitable for a variety of scenarios
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Why Choose us
80+
EXPORT
35+
YEARS EXPERIENCE
15,000,000+
PRODUCTION CAPACITY
146+
SOID IN 146 COUNTRIES
400+
EMPLOYEES
80+
EXPORT
146+
SOID IN 146 COUNTRIES
15,000,000+
PRODUCTION CAPACITY
35+
YEARS EXPERIENCE
400+
EMPLOYEES
TDC product certification
Why Choose TDC as Your Trusted Hinge Manufacturer
Talk to ab OEM/ODM Specialist
Partnership with 100+ Brands Worldwide
Trusted by over 300 clients in 150+ countries, TDC helps partners grow through stable supply, reliable quality, and OEM support.
Factory-Direct Price & Consistent Quality
We use top-grade materials and ISO-certified processes with 85% automation, achieving 99% yield and stable performance—at competitive pricing.
100% Quality Assurance
Each hinge undergoes strict inspection. We guarantee low defect rates and offer 100% return support including freight.
High-Efficiency Production
TDC produces 500 million hinges annually with 50% higher efficiency and 40% faster output—powered by automated lines and smart systems.
Optimized Logistics Support
We pack smart, reduce costs, and offer flexible delivery terms (FOB, DDP, etc.), cutting carton size and freight by up to 35%.
Free Marketing Support
We offer sample kits, HD photos, packaging designs, and catalogs—helping you promote and sell better at no extra cost.
Delivering Excellence in Every Hinge
At TDC, quality is at the core of everything we do. From raw material selection to every stage of production, we follow strict quality control and advanced manufacturing processes to ensure consistent, high-performance results. Our commitment to craftsmanship is reflected in every detail—because we believe that true value comes from the perfect combination of durability, precision, and trust. That’s how we build long-term partnerships and sustainable growth.
Support equipment
laser cutting machine
Polishing
Milling machine workshop
Quality assurance
Production packaging line