Description
High-Quality 21315CAK-21319CAK W33 Self-Aligning Roller Bearings for Heavy-Duty Truck Applications
Ensure smooth operation and extended service life for your truck fleet with our premium self-aligning roller bearings. Designed to handle radial loads and misalignment, these bearings are engineered for reliability in demanding commercial vehicle environments. Perfect for truck axles, transmissions, and wheel hubs, our bearings deliver consistent performance to keep your trucks on the road.
Core Specifications
| Parameter | Details |
|---|---|
| Model Range | 21315CAK, 21316CAK, 21317CAK, 21318CAK, 21319CAK |
| Precision Rating | P0, P6, P5, P4, P2 |
| Clearance Options | C0, C3, C4 |
| Structure | Double-row, unseparated |
| Material | High-grade bearing steel |
| Load Type | Radial bearing |
| Dimensions (21315CAK) | 75*160*37 mm |
| Service | OEM/ODM available |
| Brands | SKF/NTN/NSK/NMB/Koyo/NACHI/Timken |
| Origin | China (HS Code: 8482300000) |
Key Benefits for Truck Operations
- Self-Aligning Design: Compensates for shaft misalignment, reducing wear on truck components
- High Load Capacity: Handles heavy radial loads typical in truck axles and drivetrains
- Precision Engineering: Multiple precision grades (P0-P2) ensure optimal performance
- Durable Construction: Premium bearing steel extends service intervals
- Versatile Sizing: Available in 5 model variants to fit various truck applications
Applications
Ideal for commercial trucks, trailers, and heavy-duty vehicles. Commonly used in:
- Axle assemblies
- Wheel hubs
- Transmission systems
- Differential units
- Industrial truck components
Quality Assurance
Our bearings meet international standards with strict quality control processes. Backed by leading brands and produced in ISO-certified facilities, each unit undergoes rigorous testing to ensure reliability in extreme operating conditions.
Differentiation
Unlike standard bearings, our self-aligning roller bearings offer superior misalignment tolerance (up to 2°), making them ideal for trucks operating on uneven terrain. The double-row design provides higher radial load capacity compared to single-row alternatives.
FAQ
Q: What clearance should I choose for truck applications?
A: C3 clearance is recommended for high-temperature environments, while C0 suits standard operating conditions.
Q: Are these bearings compatible with all truck brands?
A: Yes, our OEM/ODM service ensures compatibility with major truck manufacturers.
Q: What is the typical lifespan?
A: Under normal operating conditions, expect 100,000+ km service life.
Ready to upgrade your truck’s bearing performance? Contact us today for a personalized quote and technical support tailored to your fleet requirements.
