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FAG Current-Insulated Single Row Cylindrical Roller Bearing NU219-E-M1-F1-J20B-C4
FAG Current-Insulated Single Row Cylindrical Roller Bearing NU219-E-M1-F1-J20B-C4

FAG Current-Insulated Single Row Cylindrical Roller Bearing NU219-E-M1-F1-J20B-C4

The FAG NU219-E-M1-F1-J20B-C4 is a current-insulated cylindrical roller bearing with a 95mm bore and 170mm outer diameter, designed to handle electrical currents. Its outer ring features a ceramic coating (J20B) to prevent current damage, making it ideal for electric motors.

With a dynamic load rating of 260 kN and a static load rating of 265 kN, it supports heavy radial loads while spinning smoothly at up to 3700 RPM. The brass cage ensures durability and reduces friction.

The C4 radial clearance allows for thermal expansion, and the coating resists voltages up to 500V. It weighs 3.11kg and complies with RoHS and REACH standards.

Perfect for applications like wind turbines or industrial drives where electrical insulation is needed. The coating maintains high resistance even in damp conditions (10MΩ).

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Product Parameters

  • Model NU219-E-M1-F1-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 95.0 mm
  • Outside Diameter 170.0 mm
  • Width 32.0 mm
  • Net Weight 3.11 kg
  • Basic Dynamic Load Rating 260 kN
  • Basic Static Load Rating 265 kN
  • Reference Speed 3700r/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 Is NU219-E-M1-F1-J20B-C4 Bearing Engineered for Reliability?

NU219-E-M1-F1-J20B-C4 Bearing features an outer ring ceramic coating, providing excellent current insulation.
This design prevents electrical arcing, making it ideal for applications with stray currents.

The brass cage ensures smooth operation and reduces friction under high loads.
With a basic dynamic load rating of 260 kN, it handles heavy-duty applications with ease.

NU219-E-M1-F1-J20B-C4 Bearing operates efficiently at speeds up to 3700r/min.
Its C4 radial internal clearance allows for thermal expansion in demanding conditions.

The coating offers high electrical resistance, even in damp environments.
This ensures reliable performance in various industrial settings.

Application

Industrial Uses of NU219-E-M1-F1-J20B-C4 Bearing
NU219-E-M1-F1-J20B-C4 Bearing is commonly used in electric motors and generators, where its current-insulating coating prevents electrical arcing. The brass cage design ensures smooth operation even under high rotational speeds.

What Makes NU219-E-M1-F1-J20B-C4 Bearing a Preferred Choice?
In wind turbines, NU219-E-M1-F1-J20B-C4 Bearing handles heavy radial loads while its ceramic coating protects against stray currents. The C4 clearance allows for thermal expansion in demanding environments.

Built for Heavy-Duty Use: NU219-E-M1-F1-J20B-C4 Bearing
For industrial pumps and compressors, NU219-E-M1-F1-J20B-C4 Bearing offers reliable performance with its high dynamic load rating. The damp-resistant insulation maintains functionality even in humid conditions.

Automotive vs Aerospace: Applications of NU219-E-M1-F1-J20B-C4 Bearing
In automotive drivetrains, NU219-E-M1-F1-J20B-C4 Bearing supports shafts with precision, while its aerospace applications benefit from the lightweight yet durable construction. The 3700r/min speed rating suits high-performance scenarios.

Essential Roles of NU219-E-M1-F1-J20B-C4 Bearing
NU219-E-M1-F1-J20B-C4 Bearing is ideal for railway applications, where its insulation properties prevent damage from electrical currents. The 260 kN dynamic load capacity ensures longevity in heavy-load situations.

Q&A

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