Ensure smooth, precision rotation for your industrial machinery with our Self-Aligning Roller Bearing series, including 22276CA, 22280CA, and 22308CCK W33 models. Engineered to deliver P0-P4 precision, these bearings minimize downtime by accommodating shaft misalignment and heavy radial loads, keeping your equipment running longer with consistent performance.
| Parameter | Details |
|---|---|
| Model NO. | 22276CA |
| 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 | 380*680*175 mm |
| HS Code | 8482300000 |
| Industry | Typical Equipment |
|---|---|
| Industrial Machinery | Machine Tools, Printing Equipment, Reducers |
| Automotive | Hub Assemblies, Gearboxes |
| Agriculture | Harvesters, Tractors |
| New Energy | Wind Turbines, Photovoltaic Equipment |
| Construction | Excavators, Heavy Load Machinery |
Industrial machinery operators know the frustration of unexpected downtime caused by bearing failure. When precision equipment grinds to a halt, every minute of delay eats into production targets and profits. Sourcing replacement bearings that match original specifications, especially for less common models like 22276CA or 22308CCK W33, often means long lead times and minimum order quantities that strain maintenance budgets.
Our Self-Aligning Roller Bearings address these challenges with P0-P4 precision ratings and Z2-Z4 noise grades, ensuring compatibility with high-performance industrial machinery. As an integrated manufacturer with full R&D capabilities and ISO9001 certification, we control production from raw material selection to final inspection, delivering bearings that maintain alignment even under shaft deflection—critical for machine tools, reducers, and heavy-duty conveyors.
These double-row radial bearings excel in applications with heavy radial loads and moderate axial loads, such as printing presses and agricultural machinery. The self-aligning design compensates for misalignment up to 2-3 degrees, reducing stress on shafts and extending equipment life. Made from high-grade bearing steel, they withstand continuous operation in temperatures ranging from -30°C to 120°C, making them suitable for both indoor manufacturing facilities and outdoor construction sites.
Precision rating directly impacts machinery accuracy—P4 class bearings, for example, minimize rotational跳动 (runout) to less than 5μm, essential for CNC machine spindles. Clearance options (C0/C3/C4) allow customization: C3 clearance suits high-temperature applications where thermal expansion occurs, while C0 is ideal for tight fits in gearbox assemblies. The unseparated design ensures easy installation, reducing maintenance time, while the double-row roller configuration distributes load evenly, increasing dynamic load capacity by up to 30% compared to single-row alternatives.
Choosing authentic Self-Aligning Roller Bearings over counterfeit alternatives eliminates hidden costs. Inferior bearings often fail prematurely, leading to repeated replacements, unplanned downtime, and potential damage to costly equipment components. Our bearings come with a 12-month global warranty, covering manufacturing defects with free replacement or refund. For industrial operations, this reliability translates to predictable maintenance schedules and lower long-term costs compared to budget bearings that compromise on material quality and precision.
With over 18 years of experience serving global buyers, we maintain production capacity of 1,000,000 units annually, ensuring consistent supply even for large orders. Our QC lab conducts 100% inspection on critical dimensions and noise levels before shipment. We offer flexible ordering with 1pc MOQ for standard items, 3-5 day sample lead times, and 5-15 day bulk delivery—so you can get the exact bearings you need without excess inventory. Technical support is available free of charge, from选型 (selection) guidance to installation advice, helping you avoid costly application errors.
Every day without functional bearings costs your operation money. Whether you need a single 22308CCK W33 for emergency repair or bulk 22276CA bearings for scheduled maintenance, we can fulfill your order quickly. Send us your bearing型号 (model number), required precision class, and quantity, and our team will provide a quote within 24 hours—so you can get back to full production sooner.
Q: Are these bearings new and authentic?
A: Yes, we manufacture our bearings in-house under strict ISO9001 standards and supply authentic NSK/INA bearings through authorized channels. Each product can be traced to our production or supply chain records.
Q: How do I confirm the right bearing model for my equipment?
A: Provide your equipment model, application details (load, speed, temperature), or existing bearing dimensions, and our technical team will verify compatibility at no cost.
Q: What warranty coverage do you offer?
A: We provide a 12-month global warranty. Manufacturing defects are covered by free replacement or refund, with responsive after-sales support.
Q: What is the minimum order quantity?
A: Standard items have a 1pc MOQ, supporting both emergency repairs and small-batch purchases.
Q: How quickly can you ship?
A: Samples ship in 3–5 days, bulk orders in 5–15 days. We use reliable logistics partners for fast global delivery.
Q: How can I verify the bearings' quality upon receipt?
A: Each bearing includes manufacturing batch numbers. You can request inspection reports, and our team can guide you through visual checks (laser markings, packaging) and dimensional verification.
Ready to order or need a quote?
Send your bearing designation, application details, and quantity — we'll respond within 24 hours.
High-grade chrome steel, raw material QC, full-process monitoring, ISO/ABMA/DIN compliance.
Samples in 3-5 days, bulk orders 5-15 days. Free samples for distributors (freight collect).
P0-P4 precision grades, Z2-Z3-Z4 noise levels. Custom drawings welcome.
Professional technical guidance and failure solutions from our R&D team.
Master Sweden import duty thrust ball bearing costs by understanding that zero percent EU tariffs still incur twenty-five percent VAT. Avoid costly customs delays at Gothenburg port through accurate HS code 8482.50 classification and complete origin documentation to protect your distribution margins.
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