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NTN Megaohm Single Row Cylindrical Roller Bearing 2TS2-7MC3-NH318E
NTN Megaohm Single Row Cylindrical Roller Bearing 2TS2-7MC3-NH318E

NTN Megaohm Single Row Cylindrical Roller Bearing 2TS2-7MC3-NH318E

The NTN Megaohm bearing is a single-row cylindrical roller type, measuring 90mm in bore diameter and 190mm outside, with a width of 55mm. It features an insulating coating on the outer ring to prevent electrical damage.

With a dynamic load rating of 315kN and static load rating of 355kN, it handles heavy loads efficiently. Its reference speed reaches 3700 RPM, making it suitable for high-speed applications.

The brass cage ensures durability, while the C3 radial clearance allows for thermal expansion. The insulation coating provides breakdown voltage over 3000 VDC and resistance above 2000 MΩ.

Ideal for electric motors or generators where electrical insulation is needed. Compliant with RoHS and REACH standards, it weighs 6.7kg for easy handling during installation.

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Product Parameters

  • Model 2TS2-7MC3-NH318E
  • Product Category Megaohm Single Row Cylindrical Roller Bearing
  • Insulating Coating Types Insulation coating on outer ring
  • Coating Suffix 7MC3
  • Manufacturers NTN
  • Bore Diameter 90.0mm
  • Outside Diameter 190.0mm
  • Width 55.0mm
  • Net Weight 6.7 kg
  • Basic Dynamic Load Rating 315.0kN
  • Basic Static Load Rating 355.0kN
  • Reference Speed 3700 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

Features

How Does 2TS2-7MC3-NH318E Bearing Resist Electrical Current?

2TS2-7MC3-NH318E Bearing features an insulation coating on the outer ring, preventing electrical current from passing through.
This design ensures a breakdown voltage of over 3000 VDC, making it suitable for electric motor applications.
The brass cage maintains ball alignment, reducing friction and wear.
With a basic dynamic load rating of 315.0kN, it offers reliable performance under heavy loads.

Performance Features of 2TS2-7MC3-NH318E Bearing

2TS2-7MC3-NH318E Bearing is built with a brass cage, enhancing durability and reducing friction.
Its insulation coating provides an electrical resistance of over 2,000 MΩ, protecting against current damage.
The bearing can handle speeds up to 3700 r/min, ensuring smooth operation in high-speed applications.
With a C3 radial internal clearance, it accommodates thermal expansion in demanding environments.

Why Choose 2TS2-7MC3-NH318E Bearing for Precision Tasks?

2TS2-7MC3-NH318E Bearing’s precise dimensions (90.0mm x 190.0mm x 55.0mm) ensure accurate fit and performance.
The insulation coating prevents electrical arcing, making it ideal for precision instruments.
Its basic static load rating of 355.0kN guarantees stability under heavy loads.
The brass cage design minimises noise, perfect for quiet operation.

Application

Industrial Uses of 2TS2-7MC3-NH318E Bearing
The 2TS2-7MC3-NH318E Bearing is commonly used in electric motors and generators, where its insulating coating prevents electrical currents from damaging the bearing. This makes it ideal for applications in power plants and industrial machinery.

In wind turbines, 2TS2-7MC3-NH318E Bearing handles high radial loads while maintaining electrical insulation, ensuring reliable performance in harsh environments. Its brass cage adds durability, making it suitable for long-term use.

For railway applications, 2TS2-7MC3-NH318E Bearing’s high dynamic load rating supports heavy-duty operations in traction motors. The C3 clearance allows for thermal expansion, which is essential in variable temperature conditions.

What Makes 2TS2-7MC3-NH318E Bearing a Preferred Choice?
The 2TS2-7MC3-NH318E Bearing is often chosen for HVAC systems due to its ability to withstand electrical currents and reduce maintenance needs. Its insulation properties make it a reliable option for variable frequency drives.

In mining equipment, 2TS2-7MC3-NH318E Bearing’s robust design ensures smooth operation under extreme loads and vibrations. The high breakdown voltage further enhances its suitability for electrically challenging environments.

Built for Heavy-Duty Use: 2TS2-7MC3-NH318E Bearing
The 2TS2-7MC3-NH318E Bearing is frequently used in steel mills, where its insulation coating protects against stray currents. Its high static load rating ensures stability in heavy rolling machinery.

For marine applications, 2TS2-7MC3-NH318E Bearing’s resistance to electrical corrosion makes it a practical choice for propulsion systems. The brass cage also provides excellent performance in saltwater conditions.

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