Self-Aligning Roller Bearing 22216K SKF 80x140x33mm for Wind Power & Heavy Machinery

Product Specifications

Application Suitability

Need a Reliable SKF 22216K Self-Aligning Roller Bearing? Here's What Matters

Industrial operations face critical challenges when bearings fail—downtime in wind turbines or heavy machinery can cost thousands per hour. Many buyers struggle with misalignment issues causing premature wear, or difficulty sourcing authentic bearings with proper clearances. When replacing components like the 80x140x33mm self-aligning roller bearing, getting the right specifications isn't just about dimensions; it's about ensuring compatibility with your equipment's load requirements and operating conditions.

Built for Stable Performance in Demanding Environments

The SKF 22216K self-aligning roller bearing addresses these challenges with double-row roller design that accommodates angular misalignment up to 2 degrees, reducing stress on shafts and housings. As part of our comprehensive bearing portfolio, this model benefits from our ISO 9001-certified quality control processes, ensuring each unit meets precise dimensional and hardness standards. With interchangeable dimensions following international standards, it fits seamlessly into existing setups—critical for wind power generators and heavy machinery where component compatibility is non-negotiable.

Optimized for High-Load, Misalignment-Prone Applications

This bearing excels in applications with heavy radial loads and moderate axial loads, such as wind turbine gearboxes and mining equipment conveyors. Its 80mm bore, 140mm outer diameter, and 33mm width strike a balance between load capacity and compact design. The C0, C3, or C4 clearance options allow customization for thermal expansion needs—essential in environments with temperature fluctuations, like steel mill operations or outdoor wind farms. Proper clearance selection directly impacts bearing life, making it a key specification for maintenance teams.

Engineering Details That Ensure Longevity

The 22216K's bearing steel construction provides excellent fatigue resistance, with surface hardness optimized to withstand repeated load cycles. Its unseparated design simplifies installation compared to split bearings, reducing assembly time and error risk. Precision ratings from P0 (standard) to P2 (high precision) cater to different application needs—P5 or P4 grades are recommended for high-speed rotating equipment where vibration control is critical. The double-row roller configuration distributes load evenly across the raceway, minimizing stress concentrations and extending service life in heavy machinery applications.

Why Choosing the Right Bearing Lowers Total Cost

Selecting a bearing that matches your equipment's actual operating conditions directly impacts total cost of ownership. A bearing with insufficient clearance can overheat and fail prematurely, while one with excessive clearance may cause vibration and noise. The SKF 22216K's range of precision classes and clearances lets you tailor the component to your specific needs, avoiding the hidden costs of frequent replacements or unplanned downtime. By following ISO 281 load-life calculation principles, engineers can predict service intervals accurately, scheduling maintenance during planned shutdowns rather than emergency repairs.

Quality You Can Verify

Packaging & Shipping

• Packaged in cartons with pallet options for bulk orders
• Standard package dimensions: 16.00cm x 16.00cm x 5.30cm
• Gross weight per package: 2.300kg
• Support for快递, air freight, or sea shipping based on order size
• Low minimum order quantity available for trial installations

Request Technical Details or a Quote Today

Whether you need to confirm compatibility with your equipment or secure pricing for the SKF 22216K self-aligning roller bearing, our team can help. Provide your application details, required clearance, and quantity, and we’ll deliver a tailored quote with lead time. We also handle hard-to-find models and can source alternative brands if needed—all with the same commitment to quality documentation and on-time delivery.

Frequently Asked Questions