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The 558A is a single-row tapered roller bearing with a 2.375-inch bore, designed for combined loads. Made from durable chrome steel, it handles dynamic radial loads up to 42900 lbf and static loads up to 55700 lbf.
Its open design allows for easy maintenance, while the steel cage ensures reliable performance. The bearing operates smoothly in temperatures ranging from -30°C to 110°C.
This model is interchangeable with Timken bearings, making it a practical choice for replacements. Ideal for heavy-duty applications like truck axles or industrial gearboxes where combined loads are common.
Compliant with RoHS and REACH standards, it offers a standard radial clearance with options for C3, C4, or C5. The ABEC-1 rating ensures consistent performance for general industrial use.
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How Does 558A Bearing Handle Combined Loads?
558A Bearing is built with chrome steel rings and a steel cage, offering strong resistance to both radial and thrust loads.
Its dynamic radial load capacity reaches 42,900 lbf, ensuring reliable performance in demanding applications.
The tapered roller design provides smooth operation and efficient load distribution.
With a temperature range of -30° to 110°C, it performs well in various environments.
What Makes 558A Bearing Suitable for Heavy-Duty Applications?
558A Bearing features a single-row tapered roller design, ideal for handling combined loads.
The chrome steel construction enhances durability, while the steel cage maintains roller alignment.
Its static radial load capacity of 55,700 lbf ensures stability under heavy loads.
The standard radial clearance options allow for flexibility in different operating conditions.
Engineered for Reliability: 558A Bearing
558A Bearing’s tapered roller design ensures efficient load distribution and reduced friction.
The chrome steel rings and steel cage provide long-lasting performance in tough conditions.
With a dynamic thrust rating of 6,590 lbf, it handles both radial and axial loads effectively.
Its ABEC-1 rating guarantees consistent precision and smooth operation.
Why Choose 558A Bearing for Industrial Use?
558A Bearing is designed for industrial applications, thanks to its robust chrome steel construction.
The tapered rollers and steel cage ensure reliable performance under combined loads.
It operates smoothly within a wide temperature range of -30° to 110°C.
The standard radial clearance options make it adaptable to various machinery needs.
Industrial Uses of 558A Bearing
The 558A Bearing is commonly used in heavy machinery, such as construction equipment and mining tools, where its tapered roller design handles combined loads effectively. Its chrome steel construction ensures durability in tough working conditions.
Where Is 558A Bearing Used?
You’ll often find the 558A Bearing in automotive applications like truck wheel hubs, where its high dynamic radial load capacity supports smooth performance. The inch sizing makes it a good fit for North American vehicle models.
Built for Heavy-Duty Use: 558A Bearing
In industrial gearboxes, the 558A Bearing’s open design allows for easy lubrication, extending its service life. Its steel cage provides stability, even under high-speed operations.
Automotive vs Aerospace: Applications of 558A Bearing
While the 558A Bearing excels in automotive systems like axles, it’s also suitable for aerospace ground support equipment. Its temperature range ensures reliability in varying climates.
Key Fields for 558A Bearing
The 558A Bearing is a reliable choice for agricultural machinery, such as tractors, where its tapered rollers manage heavy radial and thrust loads. The standard radial clearance offers flexibility for different setups.
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