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FAG Current-Insulated Single Row Cylindrical Roller Bearing NU215-E-M1-J20B-C4
FAG Current-Insulated Single Row Cylindrical Roller Bearing NU215-E-M1-J20B-C4

FAG Current-Insulated Single Row Cylindrical Roller Bearing NU215-E-M1-J20B-C4

The FAG NU215-E-M1-J20B-C4 is a current-insulated cylindrical roller bearing with a 75mm bore and 130mm outer diameter, designed to handle high loads up to 154 kN. Its ceramic-coated outer ring provides electrical insulation, preventing damage from stray currents.

This bearing features a brass cage for durability and a C4 radial clearance for smooth operation at speeds up to 4500 RPM. The insulation can withstand voltages up to 500V, making it ideal for electric motors or generators.

With a compact width of 25mm and weighing just 1.4kg, it’s a practical choice for space-constrained applications. Compliant with RoHS and REACH standards, it’s both reliable and environmentally friendly.

Perfect for industrial machinery where electrical insulation is needed, such as wind turbines or railway systems. The coating ensures long-term performance even in damp conditions.

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Product Parameters

  • Model NU215-E-M1-J20B-C4
  • Product Category Current-Insulated Cylindrical Roller Bearing Single Row
  • Insulating Coating Types Outer ring ceramic coated
  • Coating Suffix J20B
  • Manufacturers FAG
  • Bore Diameter 75.0 mm
  • Outside Diameter 130.0 mm
  • Width 25.0 mm
  • Net Weight 1.4 kg
  • Basic Dynamic Load Rating 154 kN
  • Basic Static Load Rating 156 kN
  • Reference Speed 4500r/min
  • Breakdown Voltage (DC) ≤500v
  • Layer Thic kNess ≤100 um
  • Electrical Resistance 50MΩ (Dry); 10MΩ (Damp)
  • Cage Material M - Brass Cage
  • Radial Internal Clearance C4
  • ROHS Compliant
  • REACH Compliant

Features

How Does NU215-E-M1-J20B-C4 Bearing Ensure Electrical Insulation?

NU215-E-M1-J20B-C4 Bearing features an outer ring ceramic coating, providing effective electrical insulation.
This design prevents current passage, protecting machinery from electrical damage.

The brass cage enhances durability and maintains proper roller alignment under heavy loads.
With a breakdown voltage of ≤500V, it ensures reliable performance in electrically active environments.

NU215-E-M1-J20B-C4 Bearing’s C4 radial clearance accommodates thermal expansion in high-speed applications.
Its dynamic load rating of 154 kN makes it suitable for demanding industrial use.

Application

Industrial Uses of NU215-E-M1-J20B-C4 Bearing
NU215-E-M1-J20B-C4 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.

Where Is NU215-E-M1-J20B-C4 Bearing Used?
In wind turbines, NU215-E-M1-J20B-C4 Bearing handles radial loads efficiently while its ceramic coating protects against stray currents. Its C4 clearance allows for thermal expansion in demanding environments.

Built for Heavy-Duty Use: NU215-E-M1-J20B-C4 Bearing
NU215-E-M1-J20B-C4 Bearing excels in industrial gearboxes, offering reliable performance under heavy loads. The brass cage and ceramic coating make it durable in high-vibration applications.

Automotive vs Aerospace: Applications of NU215-E-M1-J20B-C4 Bearing
In automotive systems, NU215-E-M1-J20B-C4 Bearing supports alternators and starters, where insulation is key. For aerospace, its precision and reliability make it suitable for auxiliary power units.

Perfect Fit for Automation: NU215-E-M1-J20B-C4 Bearing
NU215-E-M1-J20B-C4 Bearing is ideal for robotic arms in automated production lines, ensuring precise movement. Its high dynamic load rating makes it dependable for continuous operation.

Q&A

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