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The FAG NJ218-E-M1-F1-J20AA-C4 is a current-insulated cylindrical roller bearing with a 90mm bore and 160mm outer diameter, designed to handle heavy radial loads up to 215 kN. Its ceramic-coated outer ring prevents electrical arcing, making it suitable for applications with stray currents.
This bearing features a brass cage for durability and operates smoothly at speeds up to 3900 RPM. The C4 radial clearance allows for thermal expansion in high-temperature environments.
With a breakdown voltage of up to 1000V and resistance of 50MΩ when dry, it’s ideal for electric motors or generators. The 30mm width and 2.64kg weight offer a compact yet robust solution.
Compliant with RoHS and REACH standards, it’s a reliable choice for industrial machinery where electrical insulation is needed. The coating ensures long-term performance even in damp conditions (10MΩ resistance).
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How Is NJ218-E-M1-F1-J20AA-C4 Bearing Engineered for Reliability?
NJ218-E-M1-F1-J20AA-C4 Bearing features an outer ring ceramic coating, providing excellent electrical insulation.
This design prevents current passage, reducing the risk of damage in electrically active environments.
The brass cage ensures smooth operation and maintains proper roller alignment under heavy loads.
With a basic dynamic load rating of 215 kN, it handles demanding applications with ease.
NJ218-E-M1-F1-J20AA-C4 Bearing’s C4 radial internal clearance allows for thermal expansion in high-speed operations.
Its reference speed of 3900r/min makes it suitable for various industrial uses.
The coating offers high electrical resistance, even in damp conditions, ensuring long-term reliability.
This makes NJ218-E-M1-F1-J20AA-C4 Bearing a practical choice for electric motors and generators.
Industrial Uses of NJ218-E-M1-F1-J20AA-C4 Bearing
This bearing is commonly used in electric motors and generators, where its current-insulating coating prevents electrical damage. The brass cage ensures smooth operation even under high rotational speeds.
What Makes NJ218-E-M1-F1-J20AA-C4 Bearing a Preferred Choice?
Its ceramic-coated outer ring makes it ideal for applications prone to electrical currents, such as wind turbines. The C4 clearance allows for thermal expansion in demanding environments.
Built for Heavy-Duty Use: NJ218-E-M1-F1-J20AA-C4 Bearing
You’ll find this bearing in industrial gearboxes, where its high dynamic load rating handles heavy radial loads effortlessly. The robust design ensures long service life even in harsh conditions.
Automotive vs Aerospace: Applications of NJ218-E-M1-F1-J20AA-C4 Bearing
In automotive systems, it’s used in hybrid vehicle motors due to its insulation properties. For aerospace, its precision and reliability make it suitable for auxiliary power units.
Perfect Fit for Automation: NJ218-E-M1-F1-J20AA-C4 Bearing
This bearing works well in robotic arms and CNC machines, where electrical insulation is crucial. The consistent performance ensures minimal downtime in automated production lines.
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