Description
High-Quality 21311CCK-21316CCK W33 Self-Aligning Roller Bearings for Heavy-Duty Truck Applications
Enhance your truck’s performance with our premium self-aligning roller bearings, designed to deliver exceptional durability and reliability even in the most demanding conditions. Whether you’re managing a fleet of commercial trucks or maintaining heavy-duty vehicles, these bearings ensure smooth operation and extended service life, reducing downtime and maintenance costs.
Core Specifications
| Model | 21311CCK, 21312CCK, 21313CCK, 21314CCK, 21315CCK, 21316CCK (W33 Series) |
| Precision Rating | P0, P6, P5, P4, P2 |
| Clearance | C0, C3, C4 |
| Material | High-Grade Bearing Steel |
| Structure | Double-Row, Unseparated |
| Load Type | Radial Bearing |
| Outer Dimension Range | 50-2500 mm |
| Standard Specification | 55*120*29 mm (21311CCK) |
| Service Options | OEM, ODM |
| Origin | China (Compliant with International Standards) |
Key Benefits for Truck Operations
- Self-Aligning Design: Compensates for shaft misalignment, reducing stress on truck axles and drivetrains.
- High Load Capacity: Engineered to handle heavy radial loads, ideal for trucks carrying large payloads.
- Long Service Life: Made from premium bearing steel, ensuring resistance to wear and fatigue.
- Versatile Compatibility: Fits various truck models, supported by OEM/ODM customization.
Applications
Perfect for commercial trucks, trailers, and heavy-duty vehicles in logistics, construction, and mining. Ideal for rear axles, drive shafts, and gearbox assemblies where reliability under extreme loads is critical.
Quality Assurance
Our bearings meet strict industry standards, with production capacity exceeding 1,000,000 units annually. Backed by trusted trademarks (SKF/NTN/NSK/NMB/Koyo/NACHI/Timken), ensuring consistent performance and compliance with global quality benchmarks (HS Code: 8482300000).
Why Choose Our Bearings?
Unlike generic alternatives, our self-aligning roller bearings offer superior precision ratings (up to P2) and customizable clearances (C0/C3/C4), tailored to your truck’s specific operational needs. The double-row design provides enhanced stability, making them a cost-effective solution for long-term fleet maintenance.
FAQ
Q: What is the temperature range these bearings can withstand?
A: Suitable for -40°C to 120°C, ideal for diverse climate conditions.
Q: Can these bearings be used for both on-road and off-road trucks?
A: Yes, their robust construction ensures performance in both environments.
Q: Do you provide technical support for installation?
A: We offer detailed installation guides and OEM customization support.
Ready to upgrade your truck’s reliability? Contact us today for bulk pricing, technical specifications, or sample requests. Ensure your fleet stays on the road with bearings you can trust!
