Product Specifications
| Parameter |
Details |
| Model NO. |
22318CA |
| 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 |
| Outer Dimension |
50-2500 |
| Specification |
90*190*64 mm |
| HS Code |
8482300000 |
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 |
Minimize Downtime with Reliable 22318CA W33 Self-Aligning Roller Bearings for Industrial Machinery
Industrial machinery operators often face unexpected downtime due to bearing failures, especially in high-load applications where misalignment or heavy radial forces are common. Sourcing bearings that balance precision, durability, and quick delivery can be challenging, with many suppliers requiring large minimum orders or long lead times for custom specifications.
Self-Aligning Roller Bearings Engineered for Heavy-Duty Performance
Our 22318CA W33 Double Row Self-Aligning Roller Bearings address these challenges by combining robust construction with flexible supply options. Designed to accommodate misalignment and handle high radial loads, these bearings are ideal for industrial machinery such as reducers, conveyors, and printing presses. With precision ratings from P0 to P4 and clearance options including C3 and C4, we meet diverse application needs while offering 1pc MOQ for standard items and 3–5 day sample lead times.
Optimal Performance in Demanding Industrial Environments
Self-Aligning Roller Bearings excel in applications where shaft misalignment occurs, thanks to their spherical outer ring raceway. The 22318CA W33 model, with dimensions 90*190*64 mm, is engineered to support heavy radial loads and moderate axial loads, making it suitable for machinery operating under continuous stress, such as mining equipment and steel mills. Its double-row design enhances load-carrying capacity, ensuring reliable operation even in harsh conditions with vibration or shock.
Key Technical Features That Ensure Longevity
The performance of these bearings is defined by critical technical parameters. Precision ratings (P0-P4) control dimensional accuracy and rotational stability—higher grades like P4 reduce vibration in high-speed applications, while P0 offers cost-effective reliability for general use. Clearance options (C0, C3, C4) accommodate thermal expansion: C3 and C4 are recommended for high-temperature environments or applications with significant shaft growth, preventing premature wear. Constructed from high-quality bearing steel, the rollers and raceways provide excellent wear resistance, extending service life in heavy-duty operations.
Why Authentic Bearings Matter for Total Cost of Ownership
Choosing genuine Self-Aligning Roller Bearings over counterfeit alternatives reduces long-term costs by minimizing failure risks. Counterfeit bearings often use substandard materials, leading to early fatigue, increased noise, and unexpected shutdowns. In contrast, our bearings undergo rigorous quality control in ISO9001-certified facilities, with full R&D and QC lab support. A 12-month global warranty and defect replacement policy further protect your investment, ensuring that any manufacturing issues are resolved without additional expense.
Your Trusted Partner for Bearing Supply
With over 18 years of experience, Jinan Saifan Bearing serves global buyers across Europe, America, and Southeast Asia. Our capabilities include OEM/ODM customization, supported by a production capacity of 1,000,000 units annually. We maintain strict confidentiality for brand partners and offer free technical guidance to ensure proper bearing selection. All products are shipped with traceable documentation, and our flexible payment options (T/T, credit card, Alibaba trade) streamline transactions. Whether you need a single sample or bulk delivery, we ensure 5–15 day lead times for standard orders.
Packaging & Shipping
- Carton and pallet packaging for secure transportation
- 3–5 day sample lead time; 5–15 day bulk delivery
- Global shipping via DHL, FedEx, UPS, air, or sea freight
- Real-time logistics tracking provided for all orders
- 1pc MOQ available for standard items, supporting emergency repairs
Secure Your Bearings Today
Don’t let bearing issues disrupt your production schedule. Send us your bearing model, application details, and quantity to receive a competitive quote within 24 hours. With free samples (buyer covers freight) and fast delivery, we help you get back to full operation quickly.
Frequently Asked Questions
Q: Are these bearings genuine and traceable?
A: Yes, we source and manufacture bearings with full traceability, supported by ISO9001 certification. For NSK/INA products, we provide authentic documentation to verify origin.
Q: How do I confirm if the 22318CA W33 is suitable for my equipment?
A: Share your equipment model, load requirements, and operating conditions. Our technical team will provide free选型 guidance to ensure compatibility.
Q: What is your warranty policy?
A: We offer a 12-month global warranty. Manufacturing defects are covered by free replacement or refund.
Q: What is the minimum order quantity?
A: Standard items have a 1pc MOQ, ideal for emergency repairs or small-batch needs.
Q: How long does shipping take?
A: Samples ship in 3–5 days; bulk orders deliver in 5–15 days. We use reliable carriers for global delivery.
Q: How can I verify the bearing’s authenticity?
A: Each bearing includes product markings and packaging with batch numbers. We provide certification documents for traceability upon request.
Ready to order or need a quote?
Send your bearing designation, application details, and quantity — we’ll respond within 24 hours.
