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The FAG 6219-J20AA-C4 is a current-insulated bearing with a 95mm bore and 170mm outer diameter, designed to prevent electrical damage. Its outer ring features a ceramic coating, providing insulation up to 3000V.
With a dynamic load rating of 116kN and a static load rating of 82kN, it handles heavy loads while spinning smoothly at speeds up to 5300 RPM. The C4 radial clearance ensures reliable performance under varying temperatures.
The sheet metal cage adds durability, and the coating maintains high electrical resistance (50MΩ dry, 10MΩ damp). Ideal for electric motors or generators where current leakage is a concern.
Weighing 2.549kg, it’s robust yet manageable for industrial use. Compliant with RoHS and REACH standards for safe operation.
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How Is 6219-J20AA-C4 Bearing Engineered for Reliability?
6219-J20AA-C4 Bearing features an outer ring ceramic coating, providing excellent insulation against electrical currents.
Its breakdown voltage of ≤3000 V ensures safe operation in environments with electrical interference.
The sheet metal cage maintains ball alignment, enhancing durability under high dynamic loads of 116.0 kN.
With a reference speed of 5300 r/min, it delivers reliable performance in demanding applications.
6219-J20AA-C4 Bearing’s C4 radial internal clearance allows for thermal expansion, reducing stress during operation.
The coating maintains high electrical resistance, even in damp conditions, ensuring consistent insulation.
Industrial Uses of 6219-J20AA-C4 Bearing
6219-J20AA-C4 Bearing is commonly used in electric motors and generators, where its current-insulating properties prevent electrical damage. The ceramic coating on the outer ring ensures reliable performance in high-voltage environments.
Where Is 6219-J20AA-C4 Bearing Used?
You’ll often find 6219-J20AA-C4 Bearing in wind turbines, where it handles both mechanical loads and electrical insulation needs. Its C4 clearance allows for thermal expansion, making it suitable for variable-speed applications.
Built for Heavy-Duty Use: 6219-J20AA-C4 Bearing
6219-J20AA-C4 Bearing excels in industrial gearboxes, thanks to its high dynamic load rating and robust sheet metal cage. The insulating coating also makes it a safe choice for equipment prone to stray currents.
Automotive vs Aerospace: Applications of 6219-J20AA-C4 Bearing
In automotive alternators, 6219-J20AA-C4 Bearing provides insulation against electrical currents, while in aerospace, its lightweight design and reliability are valued. The breakdown voltage of ≤3000 V ensures safety in both sectors.
Perfect Fit for Automation: 6219-J20AA-C4 Bearing
6219-J20AA-C4 Bearing is ideal for robotic arms and automated machinery, where electrical insulation and precision are key. Its high reference speed of 5300 r/min supports smooth, efficient operation.
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