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FAG Current-Insulated Bearings 6219-M-J20AA-C3

FAG Current-Insulated Bearings 6219-M-J20AA-C3

The FAG 6219-M-J20AA-C3 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 6900 RPM. The brass cage ensures durability and reduces friction.

The C3 radial clearance allows for thermal expansion, making it suitable for high-speed applications. Ideal for electric motors or generators where electrical currents could cause damage.

Weighing 3.137kg, it’s robust yet manageable. Compliant with RoHS and REACH standards for safe and reliable use.

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Product Parameters

  • Model 6219-M-J20AA-C3
  • Product Category Current-Insulated Bearings
  • Insulating Coating Types Outer ring ceramic coated
  • Coating Suffix J20AA
  • Manufacturers FAG
  • Bore Diameter 95.0 mm
  • Outside Diameter 170.0 mm
  • Width 32.0 mm
  • Net Weight 3.137 kg
  • Basic Dynamic Load Rating 116.0 kN
  • Basic Static Load Rating 82.0 kN
  • Reference Speed 6900 r/min
  • Breakdown Voltage (DC) ≤3000 V
  • Layer Thickness 200 µm
  • Electrical Resistance 50MΩ (Dry); 10MΩ (Damp)
  • Cage Material Brass cage
  • Radial Internal Clearance C3
  • ROHS Compliant
  • REACH Compliant
FAG Current-Insulated Bearings 6219-M-J20AA-C3 dimension drawing
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Features

How Is 6219-M-J20AA-C3 Bearing Engineered for Reliability?

6219-M-J20AA-C3 Bearing features an outer ring ceramic coating, providing excellent electrical insulation.
The brass cage ensures smooth operation and reduces friction, even at high speeds.

With a basic dynamic load rating of 116.0 kN, it handles heavy loads reliably.
Its breakdown voltage of ≤3000 V makes it suitable for applications requiring electrical insulation.

The C3 radial internal clearance allows for thermal expansion, ensuring consistent performance.
6219-M-J20AA-C3 Bearing’s design is ideal for environments where electrical currents are a concern.

Application

Industrial Uses of 6219-M-J20AA-C3 Bearing
6219-M-J20AA-C3 Bearing is commonly used in electric motors and generators, where its current-insulating properties prevent damage from stray currents. The ceramic coating on the outer ring ensures reliable performance in high-voltage environments.

In wind turbine applications, 6219-M-J20AA-C3 Bearing helps manage electrical currents that can cause pitting and premature wear. Its brass cage provides added durability in these demanding conditions.

What Makes 6219-M-J20AA-C3 Bearing a Preferred Choice?
6219-M-J20AA-C3 Bearing is ideal for industrial fans and pumps, where its C3 radial clearance accommodates thermal expansion. The high breakdown voltage makes it suitable for variable frequency drives.

For railway traction systems, 6219-M-J20AA-C3 Bearing offers excellent resistance to electrical arcing. Its robust design ensures long service life even under continuous operation.

Built for Heavy-Duty Use: 6219-M-J20AA-C3 Bearing
6219-M-J20AA-C3 Bearing performs well in steel mill equipment, handling both heavy loads and electrical insulation needs. The ceramic coating maintains its properties even in damp conditions.

In mining machinery, 6219-M-J20AA-C3 Bearing’s high dynamic load rating makes it a dependable choice for conveyors and crushers. The brass cage further enhances its resistance to shock loads.

Automotive vs Aerospace: Applications of 6219-M-J20AA-C3 Bearing
In automotive electric power steering systems, 6219-M-J20AA-C3 Bearing prevents current-induced damage while ensuring smooth operation. Its compact design fits well in tight spaces.

For aerospace ground support equipment, 6219-M-J20AA-C3 Bearing’s lightweight construction and insulation properties are highly valued. The high reference speed suits intermittent high-speed demands.

Q&A

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