Product Specifications
| Parameter |
Details |
| Model NO. |
21320 21321 21322 |
| Precision Rating |
P0 P6 P5 P4 P2 |
| Clearance |
C0 C3 C4 |
| Service |
OEM ODM |
| Rolling Body |
Roller Bearings |
| The Number of Rows |
Double |
| Material |
Bearing Steel |
| Spherical |
Aligning Bearings |
| Load Direction |
Radial Bearing |
| Separated |
Unseparated |
| Specification |
100*215*47 mm |
| Trademark |
SKF/NTN/NSK/NMB/Koyo/NACHI/Timken |
| Origin |
China |
| HS Code |
8482300000 |
| Production Capacity |
1000000 |
Application Industries
| Industry |
Typical Equipment |
| Industrial Machinery |
Machine Tools, Printing Equipment, Reducers |
| Automotive |
Wheel Hubs, Transmission Systems |
| Agriculture |
Harvesters, Tractors |
| Construction |
Excavators, Heavy Load Machinery |
| New Energy |
Wind Turbines, Photovoltaic Equipment |
Reduce Downtime with 21320 CC Spherical Roller Bearing for Heavy Load Industrial Machinery
Industrial machinery operators often face unexpected production halts due to bearing failures, especially in high-load applications. When bearings can’t handle radial and axial stresses, equipment breaks down, leading to costly downtime and missed deadlines. Sourcing reliable high load capacity bearings with flexible order options can be a challenge, but it doesn’t have to be.
High Load Spherical Roller Bearings Engineered for Industrial Durability
Our Spherical Roller Bearing 21320 CC CA W33 is designed to solve these pain points. With double rows of rollers and aligning capabilities, it handles heavy radial loads and moderate axial loads, making it ideal for industrial machinery like reducers and machine tools. Backed by our ISO9001 certified production process, each bearing undergoes strict quality control to ensure consistent performance. We offer 1pc MOQ for standard items, so you can order exactly what you need without excess inventory.
Optimal Performance in Demanding Industrial Conditions
This Spherical Roller Bearing 21320 thrives in harsh industrial environments where machinery operates under high loads and potential misalignment. Its spherical outer ring allows for angular compensation, reducing stress on shafts and housings. Whether used in printing presses, conveyor systems, or agricultural machinery, it maintains stability even in applications with heavy vibration and variable speeds. The high load capacity design ensures longer service life compared to standard bearings, minimizing replacement frequency.
Technical Features That Enhance Machinery Reliability
The 21320 CA W33 Bearing incorporates key technical attributes that directly impact performance. Its precision rating options (P0-P4) allow customization based on application requirements—higher precision grades like P4 reduce runout for critical machinery. Clearance grades (C0-C4) accommodate thermal expansion in high-temperature operations, preventing seizure. Constructed from high-quality bearing steel, it offers excellent wear resistance, while the double-row roller design distributes load evenly, increasing dynamic load capacity. These features work together to ensure reliable rotation in industrial settings.
Long-Term Value of Genuine High Load Bearings
Choosing genuine Spherical Roller Bearings over low-quality alternatives reduces total cost of ownership significantly. Counterfeit bearings often fail prematurely, leading to unplanned downtime, repair costs, and potential damage to expensive machinery. Our bearings come with a 12-month global warranty, covering manufacturing defects and ensuring peace of mind. By investing in a High Load Capacity Spherical Roller Bearing, you avoid hidden costs associated with frequent replacements and production interruptions, ultimately improving your bottom line.
Why Industrial Clients Choose Saifan Bearings
With over 18 years of experience manufacturing and exporting bearings, we’ve built a reputation for reliability. Our full R&D and QC lab ensures each bearing meets strict standards, while ISO9001 and ISO14001 certifications validate our commitment to quality and environmental responsibility. We serve global buyers across Europe, America, Southeast Asia, and the Middle East, offering OEM/ODM customization to meet specific application needs. Our technical team provides free guidance on bearing selection and installation, and we offer defect replacement or refund for manufacturing issues. With 3-5 days sample lead time and 5-15 days bulk delivery, we ensure you get the bearings you need when you need them.
Packaging & Shipping
- Carton and pallet packaging for secure transportation
- 3–5 days sample lead time for urgent evaluation
- 5–15 days bulk delivery to meet production schedules
- Multiple payment options including T/T, credit card, and Alibaba trade
- 1pc MOQ for standard items, supporting small-batch and emergency orders
Get Your 21320 Spherical Roller Bearing Today
Don’t let bearing issues disrupt your production. Send us your bearing requirements, including model, quantity, and application details, and our team will provide a competitive quote within 24 hours. With free samples available (buyer covers freight), you can test the performance before committing to a bulk order. Ensure your industrial machinery runs smoothly with reliable, high load capacity bearings from Saifan.
Frequently Asked Questions
Q: Are these bearings genuine and traceable?
A: Yes, we supply authentic bearings and can provide documentation to trace the manufacturing batch and quality control process.
Q: How do I confirm if the 21320 CC bearing fits my equipment?
A: Provide your equipment model or technical specifications (shaft diameter, load requirements, operating speed), and our technical team will verify compatibility.
Q: What is the warranty policy for these bearings?
A: We offer a 12-month global warranty covering manufacturing defects, with free replacement or refund available for qualifying issues.
Q: What is the minimum order quantity for the 21320 CA W33 bearing?
A: Standard items have a 1pc MOQ, supporting both small repairs and large-scale production needs.
Q: How quickly can I receive my order?
A: Samples ship in 3–5 days, while bulk orders are delivered within 5–15 days, depending on quantity and destination.
Q: Do you offer technical support for installation and maintenance?
A: Yes, our team provides free technical guidance on bearing installation, lubrication, and troubleshooting to maximize performance and service life.
Ready to order or need a quote?
Send your bearing designation, application details, and quantity — we’ll respond within 24 hours.
