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FAG Current-Insulated Bearings 6212-M-J20AA-C3

FAG Current-Insulated Bearings 6212-M-J20AA-C3

The FAG 6212-M-J20AA-C3 is a current-insulated bearing with a 60mm bore and 110mm outer diameter, designed to prevent electrical damage. Its outer ring features a ceramic coating, providing insulation up to 3000V.

This model handles dynamic loads up to 57kN and spins smoothly at speeds up to 12,100 RPM. The brass cage ensures durability and reduces friction during operation.

With a C3 radial clearance, it accommodates thermal expansion in demanding conditions. The coating maintains high electrical resistance, even in damp environments (10MΩ).

Ideal for electric motors or generators where stray currents are a concern. Compliant with RoHS and REACH standards, it’s a reliable choice for industrial applications. Weighs 0.92kg for easy handling.

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Product Parameters

  • Model 6212-M-J20AA-C3
  • Product Category Current-Insulated Bearings
  • Insulating Coating Types Outer ring ceramic coated
  • Coating Suffix J20AA
  • Manufacturers FAG
  • Bore Diameter 60.0 mm
  • Outside Diameter 110.0 mm
  • Width 22.0 mm
  • Net Weight 0.92 kg
  • Basic Dynamic Load Rating 57.0 kN
  • Basic Static Load Rating 36.5 kN
  • Reference Speed 12100 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 6212-M-J20AA-C3 dimension drawing
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Features

How Is 6212-M-J20AA-C3 Bearing Engineered for Reliability?

6212-M-J20AA-C3 Bearing features an outer ring ceramic coating, providing excellent electrical insulation.
This design prevents electrical arcing, making it ideal for applications with stray currents.

The brass cage ensures smooth operation and reduces friction, even at high speeds.
With a reference speed of 12,100 r/min, it delivers reliable performance in demanding conditions.

6212-M-J20AA-C3 Bearing’s C3 radial internal clearance allows for thermal expansion under heavy loads.
Its basic dynamic load rating of 57.0 kN ensures durability in various industrial applications.

The coating offers a breakdown voltage of up to 3000 V, enhancing safety in electrically charged environments.
This makes 6212-M-J20AA-C3 Bearing a dependable choice for motors and generators.

Application

Industrial Uses of 6212-M-J20AA-C3 Bearing
6212-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 electrically noisy environments.

Where Is 6212-M-J20AA-C3 Bearing Used?
In wind turbines, 6212-M-J20AA-C3 Bearing helps manage electrical currents that can cause pitting and premature wear. Its brass cage and C3 clearance make it suitable for high-speed applications.

Built for Heavy-Duty Use: 6212-M-J20AA-C3 Bearing
This bearing is ideal for industrial gearboxes, handling both radial and axial loads with ease. The 200 µm insulating layer provides long-term protection against electrical erosion.

Automotive vs Aerospace: Applications of 6212-M-J20AA-C3 Bearing
In automotive alternators, 6212-M-J20AA-C3 Bearing reduces electrical interference, while in aerospace systems, its lightweight design and high-speed capability are valued. The 57.0 kN dynamic load rating ensures durability in both fields.

Perfect Fit for Automation: 6212-M-J20AA-C3 Bearing
6212-M-J20AA-C3 Bearing is often found in robotic arms and CNC machines, where precision and electrical insulation are key. Its 12100 r/min reference speed supports smooth, high-speed operations.

Q&A

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