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FAG Current-Insulated Single Row Cylindrical Roller Bearing NU315-E-XL-M1-J20AA
FAG Current-Insulated Single Row Cylindrical Roller Bearing NU315-E-XL-M1-J20AA

FAG Current-Insulated Single Row Cylindrical Roller Bearing NU315-E-XL-M1-J20AA

The FAG NU315-E-XL-M1-J20AA is a current-insulated cylindrical roller bearing with a 75mm bore and 160mm outer diameter, designed to handle electrical currents. Its outer ring features a ceramic coating, providing insulation up to 1000V DC.

With a dynamic load rating of 285 kN and a static load rating of 265 kN, it offers reliable performance under heavy loads. The brass cage ensures smooth operation at speeds up to 4150 rpm.

The ceramic coating maintains high electrical resistance (50MΩ dry, 10MΩ damp), reducing current-induced damage. Its normal radial internal clearance (Cn) suits most industrial applications.

Ideal for electric motors or generators where electrical insulation is needed. Compliant with RoHS and REACH standards, it weighs 3.69kg for easy handling.

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Product Parameters

  • Model NU315-E-XL-M1-J20AA
  • Product Category Current-Insulated Cylindrical Roller Bearing Single Row
  • Insulating Coating Types Outer ring ceramic coated
  • Coating Suffix J20AA
  • Manufacturers FAG
  • Bore Diameter 75.0 mm
  • Outside Diameter 160.0 mm
  • Width 37.0 mm
  • Net Weight 3.69 kg
  • Basic Dynamic Load Rating 285 kN
  • Basic Static Load Rating 265 kN
  • Reference Speed 4150r/min
  • Breakdown Voltage (DC) ≤1000v
  • Layer Thic kNess 200 um
  • Electrical Resistance 50MΩ (Dry); 10MΩ (Damp)
  • Cage Material M - Brass Cage
  • Radial Internal Clearance Cn Normal Internal Play
  • ROHS Compliant
  • REACH Compliant

Features

What Makes NU315-E-XL-M1-J20AA Bearing Suitable for High-Temperature Applications?

NU315-E-XL-M1-J20AA Bearing features an outer ring ceramic coating, providing excellent insulation against electrical currents.
This design ensures reliable performance in high-temperature environments, with a reference speed of 4150r/min.

The brass cage maintains proper roller alignment, reducing friction and wear during operation.
With a basic dynamic load rating of 285 kN, it handles heavy loads efficiently.

Its breakdown voltage of ≤1000v makes it ideal for applications requiring electrical insulation.
The coating also resists damp conditions, maintaining an electrical resistance of 10MΩ.

NU315-E-XL-M1-J20AA Bearing’s normal internal play ensures smooth operation under varying thermal conditions.
Its robust construction and insulation properties make it a dependable choice for demanding industrial uses.

Application

Industrial Uses of NU315-E-XL-M1-J20AA Bearing
NU315-E-XL-M1-J20AA Bearing is commonly used in electric motors and generators, where its current-insulating coating prevents electrical arcing. The brass cage ensures smooth operation even under high rotational speeds.

In wind turbine applications, NU315-E-XL-M1-J20AA Bearing handles radial loads efficiently while resisting electrical corrosion. Its ceramic-coated outer ring adds durability in harsh outdoor conditions.

For railway traction systems, NU315-E-XL-M1-J20AA Bearing provides reliable performance in both dry and damp environments. The normal internal play makes it adaptable to varying thermal expansions.

Where Is NU315-E-XL-M1-J20AA Bearing Used?
NU315-E-XL-M1-J20AA Bearing is ideal for industrial pumps, where its high dynamic load rating ensures long service life. The insulating properties also protect against stray currents.

In conveyor systems, NU315-E-XL-M1-J20AA Bearing offers stable performance with minimal maintenance. Its metric dimensions make it easy to integrate into existing setups.

Built for Heavy-Duty Use: NU315-E-XL-M1-J20AA Bearing
NU315-E-XL-M1-J20AA Bearing excels in steel mill equipment, handling heavy radial loads with ease. The ceramic coating extends lifespan by reducing wear from electrical currents.

For mining machinery, NU315-E-XL-M1-J20AA Bearing withstands dusty and high-vibration environments. Its brass cage maintains alignment under tough operating conditions.

Automotive vs Aerospace: Applications of NU315-E-XL-M1-J20AA Bearing
In automotive drivetrains, NU315-E-XL-M1-J20AA Bearing supports high-speed rotations without electrical interference. The compact design fits well in tight engine spaces.

For aerospace components, NU315-E-XL-M1-J20AA Bearing’s lightweight construction and insulation properties are advantageous. It meets strict industry standards for reliability.

Q&A

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