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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 |
Description
Product Specifications:
- Model number: RH353522-US15
- Material: Iron
- Product Dimensions: 3.5"L x 3.5"W
- Radius: Square
- Thickness: 2.2 mm
- Finish Style: Satin nickel(US15)
- Pin type: Removable Pin
- Hole Count: 6
- Function: Highly Rust Resistant
- Mounting Type: Door Mount
Model #: RH353522-US15(RH353522)
Size:3.5” x 3.5”
type:Plain Bearing
Number of knuckle: · Residential Weight 5 Knuckles · Template · Square Corners Removable Pin
Steel material with steel pin
Reversible, with Phillips flat-head screws. Equivalent to: Hager’s 1741, Stanley’s 741

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.) |
3.5" x 3.5" |
88.9 x 88.9 |
6 |
0.087" |
0.232" |
None |
#9 x 3/4" |
Bulk |
100 Pcs. |
40 |
FINISH |
DESCRIPTION |
|
FINISH |
DESCRIPTION |
US3 |
Polished Brass |
|
US15A |
Antique Nickel |
US3/4 |
Brass Plated |
|
US19 |
Matte Black |
US4 |
Satin Brass |
|
US26 |
Polished Chrome |
``US5 |
Antique Brass |
|
US26D |
Satin Chrome |
US2D |
Zinc Dichromate |
|
USP |
Prime Coat |
US10A |
Antique Bronze |
|
USL2 |
Luma Dark Bronze |
US10B |
Oil-rubbed Bronze |
|
USP |
Prime Coat-White |
US15 |
Satin Nickel |
|
|
|
TDC 3.5" x 3.5" Square Hinges – Precision-Engineered for Strength and Versatility
Industrial-Grade Durability & Finish Options
TDC’s 3.5" x 3.5" square hinges are available in a wide range of premium finishes, including Satin Nickel, Polished Brass, Oil-Rubbed Bronze, Antique Brass, Matte Black, Stainless Steel, and Custom Finishes. Engineered for superior corrosion resistance and long-term durability, these finishes enhance both the functionality and aesthetic appeal of any door application.
Precision-Manufactured for Strength and Reliability
Crafted from high-strength steel with a solid steel pin, these hinges are designed for exceptional load-bearing capacity and smooth operation. The reinforced 5-knuckle construction provides increased stability and wear resistance, ensuring long-lasting performance in both residential and commercial environments.
Optimized for Professional Installations
- Size: 3.5" x 3.5" (88.9mm x 88.9mm)
- Corner Type: Square corners for seamless integration with standard door preps
- Material: High-grade steel with enhanced corrosion-resistant coatings
- Pin Options: Removable Pin (RP) for ease of maintenance or Non-Removable Pin (NRP) for security applications
- Versatility: Designed for interior and exterior doors in residential, commercial, and institutional projects
Reversible and Easy Installation
Designed for both left-hand and right-hand doors, these hinges offer universal compatibility and ease of installation, reducing complexity for contractors and wholesalers managing large-scale projects.
Customized for Bulk Orders & Large-Scale Applications
As a trusted B2B supplier, TDC offers flexible bulk ordering options, customized specifications, and private-label manufacturing to meet the demands of wholesale distributors, contractors, and large-scale construction projects. Our commitment to consistent quality control and cost-effective procurement ensures that every hinge meets the highest industry standards.
Why Choose us

TDC product certification
Why Choose TDC as Your Trusted Hinge Manufacturer


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