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NKE Electrically Insulated Single Row Cylindrical Roller Bearing NU313-E-TVP3-C4-SQ77

NKE Electrically Insulated Single Row Cylindrical Roller Bearing NU313-E-TVP3-C4-SQ77

The NU313-E-TVP3-C4-SQ77 is an electrically insulated cylindrical roller bearing with a 65mm bore and 140mm outer diameter, designed to handle heavy loads. Its outer ring features a special coating to prevent electrical currents from damaging the bearing.

With a dynamic load rating of 212kN and a static load rating of 196kN, it’s built for demanding applications. The polymer cage ensures smooth operation at speeds up to 5300 RPM.

The insulation coating provides a breakdown voltage of 1000-3000V, making it ideal for electric motors or generators. Its C4 radial clearance allows for thermal expansion in high-temperature environments.

Weighing 2.3kg, this bearing is robust yet manageable. Compliant with RoHS and REACH standards, it’s a reliable choice for industrial and electrical applications.

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Product Parameters

  • Model NU313-E-TVP3-C4-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 140.0 mm
  • Width 33.0 mm
  • Net Weight 2.3 kg
  • Basic Dynamic Load Rating 212.0 kN
  • Basic Static Load Rating 196.0 kN
  • Reference Speed 5300 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 C4
  • ROHS Compliant
  • REACH Compliant
NKE Electrically Insulated Single Row Cylindrical Roller Bearing NU313-E-TVP3-C4-SQ77 dimension drawing
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Features

How Is NU313-E-TVP3-C4-SQ77 Bearing Engineered for Reliability?

NU313-E-TVP3-C4-SQ77 Bearing features an insulating coating on the outer ring, preventing electrical damage in high-voltage environments.
Its polymer cage ensures smooth operation and reduces friction, enhancing overall performance.

With a basic dynamic load rating of 212.0 kN, NU313-E-TVP3-C4-SQ77 Bearing handles heavy loads efficiently.
The C4 radial internal clearance allows for thermal expansion, maintaining reliability under varying conditions.

NU313-E-TVP3-C4-SQ77 Bearing’s breakdown voltage ranges from 1000 to 3000 V, making it suitable for electric motors.
The coating thickness exceeds 0.125 mm, providing durable insulation over time.

Designed for high-speed applications, NU313-E-TVP3-C4-SQ77 Bearing reaches a reference speed of 5300 r/min.
Its electrical resistance of over 2,000 MΩ ensures consistent performance in electrically demanding settings.

Application

Industrial Uses of NU313-E-TVP3-C4-SQ77 Bearing
NU313-E-TVP3-C4-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 conditions.

What Makes NU313-E-TVP3-C4-SQ77 Bearing a Preferred Choice?
In wind turbines, NU313-E-TVP3-C4-SQ77 Bearing handles heavy radial loads while its insulation protects against electrical erosion. The C4 clearance allows for thermal expansion, making it reliable in variable temperatures.

Perfect Fit for Automation: NU313-E-TVP3-C4-SQ77 Bearing
NU313-E-TVP3-C4-SQ77 Bearing works well in robotic arms and CNC machines, where precision and electrical insulation are key. Its high dynamic load rating ensures longevity in continuous operation.

Medical vs Industrial: Where NU313-E-TVP3-C4-SQ77 Bearing Excels
In medical imaging devices, NU313-E-TVP3-C4-SQ77 Bearing offers quiet and reliable performance. For industrial pumps, its insulation coating prevents electrical damage, extending service life.

Where Is NU313-E-TVP3-C4-SQ77 Bearing Used?
NU313-E-TVP3-C4-SQ77 Bearing is ideal for conveyor systems in manufacturing plants, where its durability and electrical resistance are essential. The polymer cage reduces friction, enhancing efficiency.

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