FAG Current-Insulated Single Row Cylindrical Roller Bearing NU1038-XL-M1-J20AA-C3

The FAG NU1038-XL-M1-J20AA-C3 is a current-insulated cylindrical roller bearing with a 190mm bore and 290mm outer diameter, designed for heavy-duty applications. Its outer ring features a ceramic coating to prevent electrical arcing, making it ideal for environments with stray currents.

This bearing can handle dynamic loads up to 435 kN and static loads up to 550 kN, with a reference speed of 2410 rpm. The brass cage ensures durability and smooth operation under high stress.

With a breakdown voltage of up to 1000V and electrical resistance of 50MΩ when dry, it’s perfect for electric motors or generators. The C3 radial clearance allows for thermal expansion in demanding conditions.

Compliant with RoHS and REACH standards, this 11.2kg bearing suits industrial machinery where electrical insulation and reliability are key.

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Description

Features

Application

Q&A

Product Parameters

Model NU1038-XL-M1-J20AA-C3
Product Category Current-Insulated Cylindrical Roller Bearing Single Row
Insulating Coating Types Outer ring ceramic coated
Coating Suffix J20AA
Manufacturers FAG
Bore Diameter 190.0 mm
Outside Diameter 290.0 mm
Width 46.0 mm
Net Weight 11.2 kg
Basic Dynamic Load Rating 435 kN
Basic Static Load Rating 550 kN
Reference Speed 2410r/min
Breakdown Voltage (DC) ≤1000v
Layer Thic kNess 200 um
Electrical Resistance 50MΩ (Dry); 10MΩ (Damp)
Cage Material M - Brass Cage
Radial Internal Clearance C3
ROHS Compliant
REACH Compliant

FAG Current-Insulated Single Row Cylindrical Roller Bearing NU1038-XL-M1-J20AA-C3 dimension drawing

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Features

How Is NU1038-XL-M1-J20AA-C3 Bearing Engineered for Reliability?

NU1038-XL-M1-J20AA-C3 Bearing features an outer ring ceramic coating, providing excellent electrical insulation.
This design prevents current passage, reducing the risk of damage in electrically active environments.

The brass cage ensures smooth operation and maintains proper roller alignment under heavy loads.
With a basic dynamic load rating of 435 kN, it handles demanding applications with ease.

NU1038-XL-M1-J20AA-C3 Bearing’s C3 radial internal clearance allows for thermal expansion in high-speed operations.
Its reference speed of 2410 r/min makes it suitable for various industrial uses.

The coating offers a breakdown voltage of up to 1000V, ensuring safety in electrical applications.
This bearing is both ROHS and REACH compliant, meeting strict environmental standards.

Application

Industrial Uses of NU1038-XL-M1-J20AA-C3 Bearing
NU1038-XL-M1-J20AA-C3 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.

What Makes NU1038-XL-M1-J20AA-C3 Bearing a Preferred Choice?
In wind turbines, NU1038-XL-M1-J20AA-C3 Bearing handles heavy radial loads while its ceramic coating protects against stray currents. Its C3 clearance allows for thermal expansion in demanding environments.

Perfect Fit for Automation: NU1038-XL-M1-J20AA-C3 Bearing
NU1038-XL-M1-J20AA-C3 Bearing works well in industrial robots, where precision and reliability are key. The brass cage reduces friction, extending service life in continuous operation.

Medical vs Industrial: Where NU1038-XL-M1-J20AA-C3 Bearing Excels
While not typical for medical devices, NU1038-XL-M1-J20AA-C3 Bearing shines in MRI equipment power systems due to its insulation properties. Industrial pumps benefit from its high load capacity and durability.

Essential Roles of NU1038-XL-M1-J20AA-C3 Bearing
NU1038-XL-M1-J20AA-C3 Bearing is vital in railway traction motors, where electrical isolation and heavy load support are required. The ceramic coating ensures consistent performance in variable weather conditions.