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The 557A 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 42,900 lbf and static loads up to 55,700 lbf.
Its open design allows 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.
With standard radial clearance and ABEC-1 rating, it offers a balance of precision and durability. Compliant with RoHS and REACH standards for safe use.
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How Does 557A Bearing Handle Combined Loads?
557A Bearing is crafted with chrome steel rings, offering strong resistance to both radial and thrust loads.
Its dynamic radial load capacity reaches 42,900 lbf, ensuring reliable performance in demanding conditions.
The tapered roller design of 557A Bearing ensures smooth operation under combined loads.
With a temperature range of -30° to 110°C, it performs well in various environments.
557A Bearing’s steel cage keeps the rollers aligned, reducing wear and extending service life.
Its standard radial clearance options provide flexibility for different applications.
Industrial Uses of 557A Bearing
557A Bearing is commonly used in heavy machinery, such as construction equipment and mining tools, where its tapered roller design handles combined loads effectively. The open seal type allows for easy lubrication, making it suitable for rugged environments.
Where Is 557A Bearing Used?
In automotive applications, 557A Bearing supports wheel hubs and axles, providing reliable performance under dynamic loads. Its inch sizing ensures compatibility with many North American vehicle models.
Built for Heavy-Duty Use: 557A Bearing
557A Bearing excels in industrial gearboxes, where its chrome steel construction ensures durability. The steel cage adds stability, making it a dependable choice for high-load scenarios.
Automotive vs Aerospace: Applications of 557A Bearing
In automotive systems, 557A Bearing is ideal for transmissions and differentials, while its precision also suits aerospace landing gear components. The tapered rollers manage both radial and thrust loads efficiently.
Essential Roles of 557A Bearing
557A Bearing is often found in agricultural machinery, like tractors and harvesters, where its robust design withstands harsh conditions. The standard radial clearance offers flexibility for various operational needs.
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