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NKE Electrically Insulated Single Row Cylindrical Roller Bearing NUP216-E-M6-C3-SQ77

NKE Electrically Insulated Single Row Cylindrical Roller Bearing NUP216-E-M6-C3-SQ77

The NUP216-E-M6-C3-SQ77 is an electrically insulated cylindrical roller bearing with an 80mm bore and 140mm outer diameter, designed for heavy-duty applications. Its outer ring features a special coating to prevent electrical currents, making it ideal for electric motors.

With a dynamic load rating of 160 kN and a static load rating of 166 kN, it handles high radial loads efficiently. The brass cage ensures smooth operation at speeds up to 5300 RPM.

The insulation coating provides a breakdown voltage of 1000-3000V and high electrical resistance, protecting against damage from stray currents. Its C3 radial clearance allows for thermal expansion in demanding conditions.

This bearing is compliant with RoHS and REACH standards, weighing 1.54kg. Perfect for use in generators, wind turbines, or any equipment where electrical insulation is crucial.

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Product Parameters

  • Model NUP216-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 80.0 mm
  • Outside Diameter 140.0 mm
  • Width 26.0 mm
  • Net Weight 1.54 kg
  • Basic Dynamic Load Rating 160 kN
  • Basic Static Load Rating 166 kN
  • Reference Speed 5300 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 NUP216-E-M6-C3-SQ77 dimension drawing
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Features

How Is NUP216-E-M6-C3-SQ77 Bearing Engineered for Reliability?

NUP216-E-M6-C3-SQ77 Bearing features an electrically insulated outer ring coating, preventing damage from stray currents.
Its brass cage enhances durability and maintains alignment under high-speed conditions.

With a basic dynamic load rating of 160 kN, NUP216-E-M6-C3-SQ77 Bearing handles heavy radial loads efficiently.
The C3 radial internal clearance ensures smooth operation even with thermal expansion.

NUP216-E-M6-C3-SQ77 Bearing’s insulation coating offers a breakdown voltage of 1000-3000V, suitable for electric motor applications.
The coating also provides an electrical resistance of over 2,000 MΩ, ensuring long-term reliability.

Designed for high-speed use, NUP216-E-M6-C3-SQ77 Bearing reaches reference speeds up to 5300 r/min.
Its robust construction and precise dimensions make it ideal for demanding industrial environments.

Application

Industrial Uses of NUP216-E-M6-C3-SQ77 Bearing
NUP216-E-M6-C3-SQ77 Bearing is commonly used in electric motors and generators, where its electrically insulated coating prevents current leakage and reduces bearing damage. The brass cage ensures smooth operation even under high rotational speeds.

Where Is NUP216-E-M6-C3-SQ77 Bearing Used?
You’ll often find NUP216-E-M6-C3-SQ77 Bearing in wind turbines, where its high dynamic load rating handles the stresses of variable wind conditions. The C3 radial clearance also accommodates thermal expansion during prolonged use.

Built for Heavy-Duty Use: NUP216-E-M6-C3-SQ77 Bearing
NUP216-E-M6-C3-SQ77 Bearing excels in industrial gearboxes, thanks to its robust construction and insulation properties. The 140 mm outer diameter provides stability, while the 26 mm width fits compact designs.

Automotive vs Aerospace: Applications of NUP216-E-M6-C3-SQ77 Bearing
In automotive applications, NUP216-E-M6-C3-SQ77 Bearing supports alternators and starter motors, where electrical insulation is key. For aerospace, it’s used in auxiliary power units due to its reliability and resistance to electrical arcing.

Perfect Fit for Automation: NUP216-E-M6-C3-SQ77 Bearing
NUP216-E-M6-C3-SQ77 Bearing is ideal for robotic arms in automated production lines, offering precise movement and electrical safety. The 80 mm bore diameter ensures compatibility with standard servo motor shafts.

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