22206 Self-Aligning Roller Bearing: High-load capacity, self-aligning capability, and reliable performance for heavy machinery applications. Engineered to manage complex load conditions and operational challenges for seamless machinery operation.
Product Overview
The 22206 self-aligning roller bearing is a critical mechanical component designed to handle intricate load conditions and operational challenges. Featuring an inner diameter of 30mm, outer diameter of 62mm, and width of 20mm, this bearing is suitable for applications requiring management of both radial and axial loads while accommodating misalignment issues.
Structural Design
Rolling Elements
Equipped with two rows of drum-shaped rollers crafted from high-carbon chromium bearing steel (GCr15). The drum-shaped design provides larger contact area with raceways, enhancing radial load-carrying capacity and enabling even load distribution.
Raceways
Inner ring features two raceways while outer ring has spherical raceway for self-aligning function. Raceways are hardened to HRC58-64 surface hardness for excellent wear and fatigue resistance.
Cage
High-strength steel cage with precise pockets separates and guides rollers, preventing collision and ensuring smooth rolling motion. May include special coatings for enhanced performance in harsh environments.
Performance Characteristics
High Radial Load Capacity: Double-row roller design with large contact area withstands substantial radial loads for heavy-duty machinery applications
Axial Load Capability: Handles axial loads in either direction through rib structure and roller arrangement
Mining & Construction: Crushers, excavators, loaders operating in harsh conditions
Power Generation: Generator and turbine rotor support systems
Transportation: Axle support systems for trucks and buses
Dimensions and Specifications
Dimension Type
Value
Inner Diameter (d)
30mm
Outer Diameter (D)
62mm
Width (B)
20mm
Maintenance Guidelines
Lubrication Management
Use high-quality lithium-based grease (or synthetic greases for high-temperature applications). Fill approximately one-third to one-half of bearing internal space. Establish regular lubrication intervals based on operating conditions.
Regular Inspection
Conduct visual inspections for cracks, corrosion, or abnormal wear. Monitor vibration and temperature levels. Address any abnormalities promptly to prevent further damage.
Installation Precautions
Maintain clean environment during installation. Use proper tools to avoid damage. Ensure correct fit: interference fit for inner ring-shaft connection, clearance fit for outer ring-housing to allow self-aligning function.
Storage Considerations
Store in clean, dry, well-ventilated area protected from moisture and extreme temperatures. Keep in original packaging or anti-rust paper. Store horizontally to prevent uneven stress.