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FAG Current-Insulated Single Row Cylindrical Roller Bearing NU214-E-XL-M1-F1-J20AA-C4
FAG Current-Insulated Single Row Cylindrical Roller Bearing NU214-E-XL-M1-F1-J20AA-C4

FAG Current-Insulated Single Row Cylindrical Roller Bearing NU214-E-XL-M1-F1-J20AA-C4

The FAG NU214-E-XL-M1-F1-J20AA-C4 is a current-insulated cylindrical roller bearing with a 70mm bore and 125mm outer diameter, designed to handle electrical currents. Its outer ring features a ceramic coating (J20AA) for insulation, preventing electrical damage.

With a dynamic load rating of 141 kN and a static load rating of 138 kN, it handles heavy radial loads smoothly. The brass cage ensures durability, while the C4 clearance allows for thermal expansion in demanding conditions.

The bearing operates at speeds up to 4650 RPM and withstands voltages up to 1000V, making it ideal for electric motors or generators. Its insulation resistance stays reliable even in damp environments (10MΩ).

Weighing 1.29kg, it’s a robust choice for industrial applications where electrical insulation is crucial. Compliant with RoHS and REACH standards for safe use.

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Product Parameters

  • Model NU214-E-XL-M1-F1-J20AA-C4
  • Product Category Current-Insulated Cylindrical Roller Bearing Single Row
  • Insulating Coating Types Outer ring ceramic coated
  • Coating Suffix J20AA
  • Manufacturers FAG
  • Bore Diameter 70.0 mm
  • Outside Diameter 125.0 mm
  • Width 24.0 mm
  • Net Weight 1.29 kg
  • Basic Dynamic Load Rating 141 kN
  • Basic Static Load Rating 138 kN
  • Reference Speed 4650r/min
  • Breakdown Voltage (DC) ≤1000v
  • Layer Thic kNess 200 um
  • Electrical Resistance 50MΩ (Dry); 10MΩ (Damp)
  • Cage Material M - Brass Cage
  • Radial Internal Clearance C4
  • ROHS Compliant
  • REACH Compliant

Features

Performance Features of NU214-E-XL-M1-F1-J20AA-C4 Bearing

NU214-E-XL-M1-F1-J20AA-C4 Bearing features an outer ring ceramic coating, providing excellent electrical insulation.
This design prevents current passage, making it ideal for applications where electrical currents are a concern.

The brass cage ensures smooth operation and reduces friction, even at high speeds.
With a reference speed of 4650r/min, it delivers reliable performance in demanding conditions.

Its basic dynamic load rating of 141 kN allows it to handle heavy radial loads with ease.
The C4 radial internal clearance further enhances its durability and operational stability.

NU214-E-XL-M1-F1-J20AA-C4 Bearing’s coating offers high electrical resistance, even in damp environments.
This makes it a dependable choice for industries requiring both mechanical and electrical reliability.

Application

Industrial Uses of NU214-E-XL-M1-F1-J20AA-C4 Bearing
NU214-E-XL-M1-F1-J20AA-C4 Bearing is commonly used in electric motors and generators, where its current-insulating coating prevents electrical arcing. The brass cage ensures smooth operation even under high rotational speeds.

How Does NU214-E-XL-M1-F1-J20AA-C4 Bearing Improve Performance?
In wind turbines, NU214-E-XL-M1-F1-J20AA-C4 Bearing reduces downtime by withstanding electrical currents that can cause damage. Its ceramic coating provides reliable insulation in damp conditions.

Built for Heavy-Duty Use: NU214-E-XL-M1-F1-J20AA-C4 Bearing
NU214-E-XL-M1-F1-J20AA-C4 Bearing excels in industrial gearboxes, handling heavy radial loads with ease. The C4 clearance allows for thermal expansion in high-temperature environments.

Automotive vs Aerospace: Applications of NU214-E-XL-M1-F1-J20AA-C4 Bearing
In automotive alternators, NU214-E-XL-M1-F1-J20AA-C4 Bearing offers durability against electrical interference. For aerospace applications, its lightweight design and insulation properties are ideal for avionics systems.

Perfect Fit for Automation: NU214-E-XL-M1-F1-J20AA-C4 Bearing
NU214-E-XL-M1-F1-J20AA-C4 Bearing is a great choice for robotic arms, where precision and electrical insulation are key. The brass cage reduces friction, ensuring long service life.

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