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NTN Megaohm Single Row Cylindrical Roller Bearing 2TS2-7MC3-NU330E

NTN Megaohm Single Row Cylindrical Roller Bearing 2TS2-7MC3-NU330E

The NTN 2TS2-7MC3-NU330E is a single row cylindrical roller bearing with a 150mm bore and 320mm outer diameter, designed for heavy-duty applications. Its robust construction includes a brass cage and an insulating coating on the outer ring.

This bearing handles dynamic loads up to 715kN and static loads up to 855kN, with a reference speed of 2100 RPM. The insulation coating provides a breakdown voltage over 3000 VDC, making it ideal for electric motors.

The C3 radial internal clearance ensures smooth operation under varying temperatures. Weighing 26kg, it’s built for durability in demanding environments.

Perfect for industrial machinery and electric motors where electrical insulation is needed. Compliant with RoHS and REACH standards for safe use.

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Product Parameters

  • Model 2TS2-7MC3-NU330E
  • Product Category Megaohm Single Row Cylindrical Roller Bearing
  • Insulating Coating Types Insulation coating on outer ring
  • Coating Suffix 7MC3
  • Manufacturers NTN
  • Bore Diameter 150.0mm
  • Outside Diameter 320.0mm
  • Width 65.0mm
  • Net Weight 26 kg
  • Basic Dynamic Load Rating 715.0kN
  • Basic Static Load Rating 855.0kN
  • Reference Speed 2100 r/min
  • Breakdown Voltage (DC) > 3000 VDC
  • Layer Thickness 0.2 mm
  • Electrical Resistance > 2,000 MΩ
  • Cage Material M - Brass Cage
  • Radial Internal Clearance C3
  • ROHS Compliant
  • REACH Compliant
NTN Megaohm Single Row Cylindrical Roller Bearing 2TS2-7MC3-NU330E dimension drawing
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Features

How Does 2TS2-7MC3-NU330E Bearing Resist Electrical Current?

2TS2-7MC3-NU330E Bearing features an insulation coating on the outer ring, preventing electrical current from passing through.
With a breakdown voltage exceeding 3000 VDC, it ensures reliable operation in electrically charged environments.
The brass cage maintains stability, while the C3 radial internal clearance accommodates thermal expansion.
Its high electrical resistance of over 2,000 MΩ makes it ideal for applications where electrical insulation is crucial.

Application

Industrial Uses of 2TS2-7MC3-NU330E Bearing
The 2TS2-7MC3-NU330E Bearing is commonly used in electric motors and generators, where its insulating coating prevents electrical arcing. Its brass cage ensures smooth operation even under high rotational speeds.

What Makes 2TS2-7MC3-NU330E Bearing a Preferred Choice?
With a breakdown voltage over 3000 VDC, this bearing is ideal for wind turbines and industrial drives. The C3 radial clearance allows for thermal expansion in demanding environments.

Optimized for Performance: 2TS2-7MC3-NU330E Bearing
In railway applications, the 2TS2-7MC3-NU330E Bearing handles heavy loads while maintaining electrical insulation. Its 715kN dynamic load rating makes it suitable for long-term use.

Automotive vs Aerospace: Applications of 2TS2-7MC3-NU330E Bearing
While automotive systems benefit from its high-speed capabilities, aerospace uses focus on its reliability in avionics cooling fans. The 26kg weight is balanced for both sectors.

Where to Use 2TS2-7MC3-NU330E Bearing
Medical imaging equipment relies on this bearing for its precise rotation and electrical safety. The 65mm width fits compact spaces without sacrificing performance.

Q&A

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