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FAG Current-Insulated Single Row Cylindrical Roller Bearing NU212-E-XL-M1-H257A-J20AA-C4

FAG Current-Insulated Single Row Cylindrical Roller Bearing NU212-E-XL-M1-H257A-J20AA-C4

The FAG NU212-E-XL-M1-H257A-J20AA-C4 is a current-insulated cylindrical roller bearing with a 60mm bore and 110mm outer diameter, designed to block electrical currents. Its outer ring features a ceramic coating for insulation, preventing damage from stray currents.

This bearing handles dynamic loads up to 112 kN and spins smoothly at speeds up to 5300 RPM. The brass cage ensures durability, while the C4 radial clearance allows for thermal expansion in demanding conditions.

The ceramic coating provides high electrical resistance (50MΩ dry) and can withstand voltages up to 1000V. It’s ideal for electric motors or generators where current leakage could cause damage.

Weighing 0.9kg, it’s a robust solution for industrial applications. Compliant with RoHS and REACH standards for safe use in various environments.

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Product Parameters

  • Model NU212-E-XL-M1-H257A-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 60.0 mm
  • Outside Diameter 110.0 mm
  • Width 22.0 mm
  • Net Weight 0.9 kg
  • Basic Dynamic Load Rating 112 kN
  • Basic Static Load Rating 103 kN
  • Reference Speed 5300r/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
FAG Current-Insulated Single Row Cylindrical Roller Bearing NU212-E-XL-M1-H257A-J20AA-C4 dimension drawing
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Features

How Is NU212-E-XL-M1-H257A-J20AA-C4 Bearing Engineered for Reliability?

NU212-E-XL-M1-H257A-J20AA-C4 Bearing features an outer ring ceramic coating, providing excellent current insulation.
This design prevents electrical damage, ensuring reliable operation in electrically charged environments.

The brass cage maintains precise roller alignment, reducing friction and wear.
With a basic dynamic load rating of 112 kN, it handles heavy loads efficiently.

NU212-E-XL-M1-H257A-J20AA-C4 Bearing operates smoothly at speeds up to 5300r/min.
Its C4 radial internal clearance allows for thermal expansion in high-temperature applications.

The coating offers high electrical resistance, with 50MΩ when dry and 10MΩ in damp conditions.
This makes NU212-E-XL-M1-H257A-J20AA-C4 Bearing suitable for various industrial environments.

Application

Industrial Uses of NU212-E-XL-M1-H257A-J20AA-C4 Bearing
NU212-E-XL-M1-H257A-J20AA-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 NU212-E-XL-M1-H257A-J20AA-C4 Bearing Used?
In wind turbines, NU212-E-XL-M1-H257A-J20AA-C4 Bearing handles radial loads while its ceramic coating protects against stray currents. Its C4 clearance allows for thermal expansion in variable conditions.

Built for Heavy-Duty Use: NU212-E-XL-M1-H257A-J20AA-C4 Bearing
NU212-E-XL-M1-H257A-J20AA-C4 Bearing works well in industrial gearboxes, thanks to its high dynamic load rating. The robust design makes it suitable for continuous operation in demanding environments.

Automotive vs Aerospace: Applications of NU212-E-XL-M1-H257A-J20AA-C4 Bearing
In automotive applications, NU212-E-XL-M1-H257A-J20AA-C4 Bearing supports alternators and starter motors. For aerospace, its lightweight yet durable construction is ideal for auxiliary power units.

Perfect Fit for Automation: NU212-E-XL-M1-H257A-J20AA-C4 Bearing
NU212-E-XL-M1-H257A-J20AA-C4 Bearing is a reliable choice for robotic arms in automated production lines. The insulating coating ensures consistent performance even in electrically noisy environments.

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