Heavy Duty Needle Roller Bearings (Machined) NA4910-XL

The NA4910-XL is a heavy-duty needle roller bearing with a 50mm bore and 72mm outer diameter, crafted from sturdy steel for long-lasting performance. It handles radial loads up to 11925 lbf and spins smoothly at speeds up to 7800 RPM.
Its open design requires regular lubrication, while the steel cage ensures durability under high stress. The bearing operates efficiently in temperatures ranging from -20°C to 110°C.
This model is interchangeable with INA bearings, making it a practical choice for replacements. Ideal for applications like gearboxes or industrial machinery where high radial loads are common.
Weighing just 274g, it’s lightweight yet robust for its size. Compliant with RoHS standards for safe use. The press-fit shaft mount ensures secure installation in demanding environments.

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Description

Features

Application

Q&A

Product Parameters

Part Number NA4910-XL
Brand TFL
Interchangeable brand INA
System of Measurement Metric
Bearing Type Roller
Roller Bearing Type Needle
For Load Direction Radial
Construction Single Row
Seal Type Open
Inner Ring Yes
Series With Inner Ring
Bore Dia 50 mm
Bore Dia Tolerance -0.012mm to 0
Outer Dia 72 mm
Outer Dia Tolerance -0.013mm to 0
Width 22 mm
Width Tolerance -0.12mm to 0
Ring Material Steel
Cage Material Steel
Roller Material Steel
Dynamic Radial Load 11925 lbf
Static Radial Load 18000 lbf
Lubrication Required
Shaft Mount Type Press Fit
Temperature Range -20 to 110 °C
RoHS Compliant
Max Speed 7800 rpm
Weight 274 g

Heavy Duty Needle Roller Bearings (Machined) NA4910-XL dimension drawing

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Features

Why Choose NA4910-XL Bearing for Precision Tasks?
NA4910-XL Bearing is crafted with steel rings and rollers, offering robust radial load capacity up to 11925 lbf.
Its precision design ensures smooth operation, making it ideal for high-performance machinery.
The open seal type allows for easy lubrication, enhancing its longevity in demanding conditions.
With a maximum speed of 7800 rpm, it delivers reliable performance across various industrial applications.

Application

Common Applications of NA4910-XL Bearing
NA4910-XL Bearing is widely used in industrial machinery, especially in gearboxes and power transmission systems where high radial loads are common. Its steel construction ensures durability even in demanding environments.
In automotive applications, NA4910-XL Bearing fits well in components like differential systems and wheel hubs. The press-fit design makes installation straightforward, saving time during assembly.
For automation equipment, NA4910-XL Bearing provides reliable performance in robotic arms and conveyor belts. Its open design allows for easy lubrication, extending the bearing’s service life.
NA4910-XL Bearing is also suitable for agricultural machinery, such as harvesters and tractors. The high dynamic load capacity ensures smooth operation under heavy loads and varying conditions.