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NKE Electrically Insulated Single Row Cylindrical Roller Bearing NJ213-E-TVP3-SQ77
NKE Electrically Insulated Single Row Cylindrical Roller Bearing  NJ213-E-TVP3-SQ77

NKE Electrically Insulated Single Row Cylindrical Roller Bearing NJ213-E-TVP3-SQ77

The NJ213-E-TVP3-SQ77 is an electrically insulated cylindrical roller bearing, measuring 65mm in bore diameter and 120mm outside diameter, with a width of 23mm. Its outer ring features a special insulation coating (SQ77) to prevent electrical damage.

This bearing handles dynamic loads up to 122 kN and static loads of 118 kN, with a reference speed of 6300 RPM. The polymer cage ensures smooth operation while reducing friction.

The insulation provides protection against electrical currents, with a breakdown voltage of 1000-3000V and resistance over 2000 MΩ. It’s ideal for electric motors or generators where current leakage could cause issues.

Weighing 1.05kg, it’s a robust solution for industrial applications. Compliant with RoHS and REACH standards, it offers reliable performance in demanding environments.

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Product Parameters

  • Model NJ213-E-TVP3-SQ77
  • Product Category Electrically Insulated Single Row Cylindrical Roller Bearing
  • Insulating Coating Types Insulation coating on outer ring
  • Coating Suffix SQ77
  • Manufacturers NKE
  • Bore Diameter 65.0 mm
  • Outside Diameter 120.0 mm
  • Width 23.0 mm
  • Net Weight 1.05 kg
  • Basic Dynamic Load Rating 122 kN
  • Basic Static Load Rating 118 kN
  • Reference Speed 6300 r/min
  • Breakdown Voltage (DC) 1000 ~3000 V
  • Layer Thickness > 0.125 mm
  • Electrical Resistance > 2,000 MΩ
  • Cage Material Polymer cage
  • Radial Internal Clearance Normal Clearance (Cn)
  • ROHS Compliant
  • REACH Compliant

Features

How Is NJ213-E-TVP3-SQ77 Bearing Engineered for Reliability?

NJ213-E-TVP3-SQ77 Bearing features an insulating coating on the outer ring, preventing electrical damage in high-voltage environments.
Its breakdown voltage ranges from 1000 to 3000 V, ensuring safe operation in electrically charged applications.

The polymer cage enhances durability and reduces friction, contributing to smoother performance.
With a basic dynamic load rating of 122 kN, it handles heavy radial loads effectively.

NJ213-E-TVP3-SQ77 Bearing operates at reference speeds up to 6300 r/min, balancing speed and reliability.
Its electrical resistance exceeds 2000 MΩ, providing excellent insulation properties.

Designed for long service life, NJ213-E-TVP3-SQ77 Bearing requires minimal maintenance.
The normal radial internal clearance ensures optimal performance in various operating conditions.

Application

Industrial Uses of NJ213-E-TVP3-SQ77 Bearing
NJ213-E-TVP3-SQ77 Bearing is commonly used in electric motors and generators, where its electrically insulated coating prevents current passage and reduces damage from stray currents. The polymer cage ensures smooth operation even in high-speed environments.

What Makes NJ213-E-TVP3-SQ77 Bearing a Preferred Choice?
In wind turbines, NJ213-E-TVP3-SQ77 Bearing handles heavy radial loads while its insulation protects against electrical arcing. The normal radial clearance allows for thermal expansion during prolonged use.

Built for Heavy-Duty Use: NJ213-E-TVP3-SQ77 Bearing
For industrial pumps and compressors, NJ213-E-TVP3-SQ77 Bearing offers reliable performance with its high dynamic load rating. The SQ77 coating ensures long service life even in electrically harsh conditions.

Automotive vs Aerospace: Applications of NJ213-E-TVP3-SQ77 Bearing
In automotive alternators, NJ213-E-TVP3-SQ77 Bearing provides insulation against electrical interference. For aerospace applications, its lightweight design and high reference speed make it suitable for auxiliary power units.

Perfect Fit for Automation: NJ213-E-TVP3-SQ77 Bearing
NJ213-E-TVP3-SQ77 Bearing works well in robotic arms and CNC machinery, where precision and electrical insulation are key. The chrome steel construction ensures durability under continuous operation.

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