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NKE Electrically Insulated Single Row Cylindrical Roller Bearing NUP213-E-M6-C3-SQ77

NKE Electrically Insulated Single Row Cylindrical Roller Bearing NUP213-E-M6-C3-SQ77

The NUP213-E-M6-C3-SQ77 is an electrically insulated cylindrical roller bearing with a 65mm bore and 120mm outer diameter, designed to handle moderate loads. Its outer ring features a special coating to prevent electrical currents from damaging the bearing.

With a dynamic load rating of 122kN, it supports smooth rotation at speeds up to 6300 RPM. The brass cage ensures durability, while the C3 clearance allows for thermal expansion in demanding conditions.

The SQ77 coating provides insulation with a breakdown voltage of 1000-3000V, making it ideal for electric motors or generators. It weighs 1.2kg and complies with RoHS and REACH standards for safe use.

This bearing suits applications where electrical insulation is crucial, such as wind turbines or industrial machinery prone to stray currents. Its robust design offers reliable performance in challenging environments.

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Product Parameters

  • Model NUP213-E-M6-C3-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 1.2 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 Brass cage
  • Radial Internal Clearance C3
  • ROHS Compliant
  • REACH Compliant
NKE Electrically Insulated Single Row Cylindrical Roller Bearing NUP213-E-M6-C3-SQ77 dimension drawing
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Features

How Is NUP213-E-M6-C3-SQ77 Bearing Engineered for Reliability?

NUP213-E-M6-C3-SQ77 Bearing features an insulating coating on the outer ring, protecting against electrical currents.
The brass cage ensures smooth operation and reduces friction, even at high speeds up to 6,300 r/min.
With a basic dynamic load rating of 122 kN, it handles heavy loads reliably.
Its C3 radial internal clearance allows for thermal expansion, maintaining performance in varying conditions.

What Makes NUP213-E-M6-C3-SQ77 Bearing Suitable for High-Temperature Applications?

NUP213-E-M6-C3-SQ77 Bearing’s insulating coating withstands high temperatures, ensuring consistent performance.
The brass cage and robust design prevent deformation under thermal stress.
It offers a breakdown voltage of 1,000 to 3,000 V, ideal for electrically demanding environments.
With a layer thickness over 0.125 mm, it provides durable insulation.

Designed for Durability: NUP213-E-M6-C3-SQ77 Bearing

NUP213-E-M6-C3-SQ77 Bearing’s chrome steel construction ensures long-lasting performance under heavy loads.
The brass cage minimises wear, extending the bearing’s service life.
Its electrical resistance exceeds 2,000 MΩ, preventing current-related damage.
The C3 clearance accommodates thermal expansion, enhancing reliability.

Steel vs Ceramic Bearings: Strengths of NUP213-E-M6-C3-SQ77 Bearing

NUP213-E-M6-C3-SQ77 Bearing uses chrome steel for superior strength and load capacity.
The insulating coating adds protection against electrical currents, unlike standard bearings.
Its brass cage reduces friction, ensuring smooth operation at high speeds.
With a static load rating of 118 kN, it outperforms many alternatives.

Application

Industrial Uses of NUP213-E-M6-C3-SQ77 Bearing
NUP213-E-M6-C3-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 brass cage ensures smooth operation even under high rotational speeds.

What Makes NUP213-E-M6-C3-SQ77 Bearing a Preferred Choice?
In wind turbine applications, NUP213-E-M6-C3-SQ77 Bearing handles heavy radial loads while its insulation protects against electrical erosion. The C3 clearance allows for thermal expansion, making it suitable for variable operating conditions.

Perfect Fit for Automation: NUP213-E-M6-C3-SQ77 Bearing
NUP213-E-M6-C3-SQ77 Bearing works well in robotic arms and CNC machinery, where precision and electrical insulation are key. Its high dynamic load rating ensures long service life even in demanding environments.

Medical vs Industrial: Where NUP213-E-M6-C3-SQ77 Bearing Excels
In medical imaging devices, NUP213-E-M6-C3-SQ77 Bearing provides reliable performance with minimal electrical interference. For industrial pumps, its robust design handles continuous operation without compromising efficiency.

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