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Help CenterSwing Bearing for Excavator and Construction Equipment Slewing Mechanism
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Henan San Kuang Machinery Technology Co., Ltd. is proud to present our premium Swing Bearing for Excavator and Construction Equipment Slewing Mechanism. As a trusted manufacturer with over a decade of experience since 2014, we specialize in producing high-performance slewing rings that ensure smooth rotation, exceptional load capacity, and long service life for heavy-duty machinery. Our swing bearings are engineered to withstand the most demanding conditions in construction, mining, and earthmoving applications, providing reliable performance that minimizes downtime and maximizes productivity.
Each bearing is manufactured in our 10,000-30,000 square meter facility using advanced heat treatment and precision machining processes. We adhere to strict quality control standards, including ISO9001, ISO14000, and SA8000 certifications, ensuring every product meets international requirements. With an annual export value of US$2.5 Million - US$5 Million, our products are trusted by clients across North America, South America, Europe, Asia, Africa, and Oceania.
Our swing bearings are designed for easy installation and maintenance, featuring robust sealing systems that protect against dust, moisture, and debris. Whether you need a standard model or a customized solution, we offer flexible options to match your specific equipment requirements. Choose San Kuang for durable, cost-effective slewing mechanisms that keep your excavators and construction machinery operating at peak performance.
Key Features & Technical Specifications
High Load Capacity: Supports axial, radial, and moment loads simultaneously, suitable for heavy-duty excavator slewing mechanisms.
Durable Materials: Made from 50Mn or 42CrMo4 alloy steel, with optional induction hardening for raceways to extend service life.
Precision Gear Options: Available with internal or external gear teeth, or without gear, to match your drive system.
Effective Sealing: Double lip seals or labyrinth seals prevent contamination and retain lubrication, reducing maintenance frequency.
Customizable Dimensions: Outer diameter from 200 mm to 4000 mm, with custom bore sizes and mounting hole patterns.
Smooth Rotation: Optimized raceway geometry and ball/roller selection ensure low friction and stable operation.
Corrosion Resistance: Optional phosphating or zinc plating for enhanced protection in harsh environments.
Easy Installation: Pre-drilled mounting holes and clear marking simplify assembly on excavators, cranes, and rotary drills.
| Parameter | Specification |
|---|---|
| Outer Diameter (OD) | 200 mm - 4000 mm |
| Inner Diameter (ID) | 100 mm - 3500 mm |
| Gear Type | Internal / External / No Gear |
| Material | 50Mn, 42CrMo4, or Custom |
| Sealing | Double Lip Seal / Labyrinth Seal |
| Heat Treatment | Induction Hardening (Raceway) |
| Surface Coating | Phosphating / Zinc Plating (Optional) |
| Application | Excavator, Crane, Rotary Drilling Rig |
Customer Benefits
Reduced Downtime: Robust design and high-quality seals minimize failures and extend maintenance intervals.
Cost Savings: Competitive pricing and long service life lower total ownership costs.
Global Compatibility: Standard dimensions fit most excavator models; custom options available for unique equipment.
Technical Support: Our experienced engineers provide installation guidance and after-sales service.
Reliable Supply Chain: With a factory size of 10,000-30,000 sqm and 51-100 employees, we ensure timely delivery.
At Henan San Kuang Machinery Technology Co., Ltd., we have built a reputation for excellence since 2014. Our products are exported to over 20 countries, with annual export value reaching US$2.5 Million - US$5 Million. We hold multiple certifications including ISO9001, ISO14000, SA8000, and OHSAS18001, demonstrating our commitment to quality, environment, and social responsibility. Our main markets span North America, South America, Europe, Asia, Africa, and Oceania, and we ship from major ports like Shanghai, Lianyungang, Qingdao, and Tianjin.
Choose San Kuang for your swing bearing needs and experience the difference of precision engineering and dedicated service. Contact us today for a quote or technical consultation. We are ready to support your projects with reliable slewing solutions that keep your construction equipment moving.
Frequently Asked Questions (FAQ)
Q: What materials are used in your swing bearings?
A: We primarily use 50Mn and 42CrMo4 alloy steel, which offer excellent strength and wear resistance. Custom materials are available upon request.Q: Can I get a customized size or gear type?
A: Yes, we offer customizable outer diameter (200-4000 mm), inner diameter, gear type (internal/external/none), and mounting hole patterns. Please provide your specifications.Q: What is the typical lead time for an order?
A: For standard models, lead time is approximately 15-25 working days. Customized orders may take 30-45 working days depending on complexity.Q: Do you provide installation instructions?
A: Yes, each bearing comes with a detailed installation manual. Our technical team is also available for online support.Q: What certifications do your products have?
A: Our manufacturing facility is certified under ISO9001, ISO14000, SA8000, and OHSAS18001. Specific product certifications can be provided upon request.Q: How do you ensure product quality?
A: We implement strict quality control at every stage, from raw material inspection to final testing, including dimensional checks and load testing.Q: What is the warranty period?
A: We offer a standard 12-month warranty against manufacturing defects. Extended warranty options are available upon request.Q: Can you ship to my country?
A: We ship worldwide from ports like Shanghai, Lianyungang, Qingdao, and Tianjin. We have experience exporting to North America, South America, Europe, Asia, Africa, and Oceania.
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