The NA4903-2RSR-XL is a heavy-duty needle roller bearing with a 17mm bore and 30mm outer diameter, crafted from sturdy steel for long-lasting use. It supports radial loads up to 2250 lbf and operates smoothly at speeds up to 12000 RPM.
Its double-seal design keeps dirt out and grease in, reducing maintenance needs. The steel cage and rollers ensure durability, while the press-fit shaft mount provides a secure installation.
This bearing works well in temperatures from -20°C to 110°C, making it suitable for tough environments. It’s interchangeable with INA bearings, offering a reliable replacement option.
Weighing just 40g, it’s lightweight yet robust. Ideal for applications like gearboxes, pumps, or industrial machinery where radial loads are common. Compliant with RoHS standards for safe use.
"*" indicates required fields
How Does NA4903-2RSR-XL Bearing Resist Wear?
NA4903-2RSR-XL Bearing features double seals, protecting against contaminants and extending its lifespan.
The steel construction ensures durability, even under heavy radial loads up to 2250 lbf.
Its precision-machined needle rollers reduce friction, enhancing efficiency and performance.
With a maximum speed of 12,000 rpm, it is suitable for high-speed applications.
Why Choose NA4903-2RSR-XL Bearing for Precision Tasks?
NA4903-2RSR-XL Bearing is designed with a press-fit shaft mount, ensuring secure and precise installation.
The double-sealed construction keeps lubrication in and contaminants out, maintaining smooth operation.
Its compact width of 14 mm makes it ideal for space-constrained applications.
The bearing operates efficiently within a temperature range of -20 to 110 °C.
Built for Reliability: NA4903-2RSR-XL Bearing
NA4903-2RSR-XL Bearing is crafted from high-quality steel, offering excellent resistance to wear and tear.
Its dynamic radial load capacity of 2250 lbf ensures reliable performance in demanding conditions.
The double-seal design provides added protection, reducing maintenance needs.
This bearing is RoHS compliant, meeting environmental standards.
Industrial Uses of NA4903-2RSR-XL Bearing
NA4903-2RSR-XL Bearing is commonly used in industrial machinery, especially in compact spaces where high radial load capacity is needed, like conveyor systems and gearboxes. Its double-seal design helps keep contaminants out, extending service life in dusty environments.
In automotive applications, NA4903-2RSR-XL Bearing fits well in transmission systems and steering mechanisms, thanks to its press-fit mounting and durable steel construction. The high-speed capability makes it suitable for performance vehicles.
For automation equipment, NA4903-2RSR-XL Bearing provides reliable support in robotic arms and linear actuators, where precision and low maintenance are key. The steel rollers ensure smooth operation even under constant movement.
Where Is NA4903-2RSR-XL Bearing Used?
You’ll often find NA4903-2RSR-XL Bearing in electric motors and power tools, where its compact size and high load capacity are advantageous. The double seals also make it a good fit for outdoor or wet conditions.
In medical devices, NA4903-2RSR-XL Bearing offers quiet and smooth performance, ideal for imaging equipment and lab instruments. The steel construction ensures long-term reliability in critical applications.
Built for Heavy-Duty Use: NA4903-2RSR-XL Bearing
NA4903-2RSR-XL Bearing handles tough conditions in construction equipment, such as excavators and cranes, where radial loads are frequent. Its robust design minimises wear even with constant use.
For household appliances like washing machines, NA4903-2RSR-XL Bearing provides quiet and efficient operation. The double-seal feature helps protect against moisture and detergent exposure.
Automotive vs Aerospace: Applications of NA4903-2RSR-XL Bearing
In automotive systems, NA4903-2RSR-XL Bearing is favoured for transmissions due to its high-speed tolerance and durability. Meanwhile, in aerospace, its lightweight design suits auxiliary equipment like actuators and pumps.
For industrial robots, NA4903-2RSR-XL Bearing ensures precise movement in joints and linkages. The steel rollers and cage provide the necessary strength for repetitive tasks.
"*" indicates required fields