FAG Current-Insulated Single Row Cylindrical Roller Bearing NU320-E-M1-F1-J20AA-C4

The FAG NU320-E-M1-F1-J20AA-C4 is a current-insulated cylindrical roller bearing with a 100mm bore and 215mm outer diameter, designed to prevent electrical damage. Its outer ring features a ceramic coating, providing insulation up to 1000V.

With a dynamic load rating of 450 kN and a static load rating of 425 kN, it handles heavy radial loads efficiently. The brass cage ensures smooth operation at speeds up to 3350 rpm.

The C4 radial clearance allows for thermal expansion, making it suitable for high-temperature environments. The coating maintains high electrical resistance, even in damp conditions.

Ideal for electric motors or generators where current leakage is a concern, this bearing is both RoHS and REACH compliant. Weighing 8.45 kg, it’s robust yet manageable for industrial applications.

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Description

Features

Application

Q&A

Product Parameters

Model NU320-E-M1-F1-J20AA-C4
Product Category Current-Insulated Cylindrical Roller Bearing Single Row
Insulating Coating Types Outer ring ceramic coated
Coating Suffix J20AA
Manufacturers FAG
Bore Diameter 100.0 mm
Outside Diameter 215.0 mm
Width 47.0 mm
Net Weight 8.45 kg
Basic Dynamic Load Rating 450 kN
Basic Static Load Rating 425 kN
Reference Speed 3350r/min
Breakdown Voltage (DC) ≤1000v
Layer Thic kNess 200 um
Electrical Resistance 50MΩ (Dry); 10MΩ (Damp)
Cage Material M - Brass Cage
Radial Internal Clearance C4
ROHS Compliant
REACH Compliant

FAG Current-Insulated Single Row Cylindrical Roller Bearing NU320-E-M1-F1-J20AA-C4 dimension drawing

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Features

How Does NU320-E-M1-F1-J20AA-C4 Bearing Resist Electrical Currents?

NU320-E-M1-F1-J20AA-C4 Bearing features an outer ring ceramic coating, providing excellent insulation against electrical currents.
The coating offers a breakdown voltage of up to 1000V, making it suitable for applications with electrical interference.

Its brass cage ensures smooth operation and reduces friction, even under high dynamic loads of 450 kN.
The C4 radial internal clearance allows for thermal expansion, maintaining performance in varying conditions.

With a reference speed of 3350r/min, NU320-E-M1-F1-J20AA-C4 Bearing balances speed and durability.
The ceramic coating also resists damp environments, maintaining an electrical resistance of 10MΩ.

Application

Industrial Uses of NU320-E-M1-F1-J20AA-C4 Bearing
NU320-E-M1-F1-J20AA-C4 Bearing is commonly used in electric motors and generators, where its current-insulating coating prevents damage from stray currents. The brass cage ensures smooth operation even under high rotational speeds.

Where Is NU320-E-M1-F1-J20AA-C4 Bearing Used?
You’ll often find NU320-E-M1-F1-J20AA-C4 Bearing in wind turbines and industrial pumps, thanks to its ability to handle heavy radial loads. The ceramic coating adds an extra layer of protection in electrically noisy environments.

Optimized for Performance: NU320-E-M1-F1-J20AA-C4 Bearing
NU320-E-M1-F1-J20AA-C4 Bearing works well in conveyor systems and rolling mills, where its C4 clearance accommodates thermal expansion. The high dynamic load rating makes it reliable for continuous operation.

Automotive vs Aerospace: Applications of NU320-E-M1-F1-J20AA-C4 Bearing
In automotive applications, NU320-E-M1-F1-J20AA-C4 Bearing supports drivetrain components, while in aerospace, it’s used in auxiliary power units. The insulating properties make it versatile across different industries.

Perfect Fit for Automation: NU320-E-M1-F1-J20AA-C4 Bearing
NU320-E-M1-F1-J20AA-C4 Bearing is ideal for robotic arms and CNC machines, where precision and durability are key. The ceramic-coated outer ring reduces electrical interference, ensuring consistent performance.