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NTN MEGAOHM Series Insulated Ball Bearings 7MC3-6314L1BC3

NTN MEGAOHM Series Insulated Ball Bearings 7MC3-6314L1BC3

The NTN MEGAOHM Series 7MC3-6314L1BC3 is an insulated ball bearing with a 70mm bore and 150mm outer diameter, designed to handle electrical currents. Its outer ring features a ceramic coating, providing insulation with a breakdown voltage over 3000V.

With a dynamic load rating of 66.0 kN and a static load rating of 44.0 kN, it supports heavy loads while spinning smoothly at speeds up to 10000 r/min. The brass cage ensures durability and reduces friction.

The C3 radial internal clearance allows for thermal expansion, making it suitable for high-speed applications. It’s ideal for electric motors or generators where electrical insulation is crucial.

Weighing 3.05 kg, it’s robust yet manageable. Compliant with RoHS standards, it’s a reliable choice for industrial use.

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Product Parameters

  • Model 7MC3-6314L1BC3
  • Product Category NTN MEGAOHM Series Insulated Ball Bearings
  • Insulating Coating Types Outer ring ceramic coated
  • Coating Suffix 7MC3
  • Manufacturers NTN
  • Bore Diameter 70 mm
  • Outside Diameter 150 mm
  • Width 35 mm
  • Net Weight 3.05 kg
  • Basic Dynamic Load Rating 66.0 kN
  • Basic Static Load Rating 44.0 kN
  • Reference Speed 10000 r/min
  • Breakdown Voltage (DC) ＞3000 V
  • Layer Thickness 0.2 mm
  • Electrical Resistance ＞2000 MΩ
  • Cage Material Brass cage
  • Radial Internal Clearance C3
  • ROHS Compliant
  • REACH Compliant
NTN MEGAOHM Series Insulated Ball Bearings 7MC3-6314L1BC3 dimension drawing
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Features

How Is 7MC3-6314L1BC3 Bearing Engineered for Reliability?

7MC3-6314L1BC3 Bearing features an outer ring ceramic coating, providing excellent insulation against electrical currents.
Its breakdown voltage exceeds 3000 V, making it suitable for high-voltage applications.
The brass cage ensures smooth operation and reduces friction, even at high speeds up to 10,000 r/min.
With a dynamic load rating of 66.0 kN, it handles heavy loads reliably.

What Makes 7MC3-6314L1BC3 Bearing Suitable for High-Temperature Applications?

7MC3-6314L1BC3 Bearing’s ceramic coating offers high resistance to electrical currents and heat.
The brass cage maintains stability under high-speed conditions, up to 10,000 r/min.
Its C3 radial internal clearance allows for thermal expansion, ensuring consistent performance.
The bearing’s robust design supports dynamic loads up to 66.0 kN without compromising efficiency.

Built for Reliability: 7MC3-6314L1BC3 Bearing

7MC3-6314L1BC3 Bearing is designed with a ceramic-coated outer ring to prevent electrical damage.
Its electrical resistance exceeds 2000 MΩ, ensuring safe operation in electrically charged environments.
The brass cage enhances durability and reduces wear, even at high rotational speeds.
With a static load rating of 44.0 kN, it provides long-lasting performance in demanding conditions.

Why Choose 7MC3-6314L1BC3 Bearing for Precision Tasks?

7MC3-6314L1BC3 Bearing’s ceramic insulation ensures precise operation in electrically sensitive applications.
The brass cage keeps the balls aligned, minimising friction and noise during high-speed rotation.
Its C3 clearance accommodates thermal expansion, maintaining accuracy under varying temperatures.
With a reference speed of 10,000 r/min, it delivers consistent performance in precision machinery.

Application

Industrial Uses of 7MC3-6314L1BC3 Bearing
The 7MC3-6314L1BC3 Bearing is commonly used in electric motors and generators, where its ceramic-coated outer ring prevents electrical arcing. This makes it ideal for high-voltage environments, ensuring long-term reliability.

In automation systems, 7MC3-6314L1BC3 Bearing supports robotic arms and conveyor belts, thanks to its brass cage for smooth operation. Its C3 clearance allows for thermal expansion in demanding conditions.

For wind turbines, 7MC3-6314L1BC3 Bearing’s high breakdown voltage and resistance to electrical currents make it a dependable choice. The coating also reduces maintenance needs in harsh weather conditions.

Q&A

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