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The 3877-3820-B is a single-row tapered roller bearing with a flange, measuring 1.625″ x 3.375″ x 1.1875″. Made from durable chrome steel, it handles combined loads with ease.
It supports dynamic radial loads up to 27900 lbf and thrust loads up to 4980 lbf, making it suitable for heavy-duty applications. The open design allows for easy lubrication, while the steel cage ensures reliable performance.
The flanged cup design helps with secure mounting, and the bearing operates smoothly in temperatures from -30°C to 110°C. It’s interchangeable with Timken bearings, offering a practical replacement option.
Ideal for industrial machinery or automotive applications where combined loads are common. Compliant with RoHS and REACH standards, it’s a dependable choice for various settings. Weighing 1.8 lb, it balances strength and manageability.
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Performance Features of 3877-3820-B Bearing
3877-3820-B Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 27900 lbf, ensuring reliable performance in various applications.
The steel cage maintains roller alignment, reducing wear and extending operational life.
With a temperature range of -30° to 110°C, it performs well in diverse environments.
How Is 3877-3820-B Bearing Engineered for Reliability?
3877-3820-B Bearing features a tapered roller design, optimised for handling both radial and thrust loads.
The flanged cup design ensures secure mounting, enhancing stability during operation.
Chrome steel construction provides durability, even under heavy loads.
Its ABEC-1 rating guarantees consistent precision in industrial applications.
Built for Durability: 3877-3820-B Bearing
3877-3820-B Bearing’s single row construction simplifies installation while maintaining strength.
The standard radial clearance allows for smooth operation in various conditions.
With a static radial load capacity of 33200 lbf, it handles demanding tasks with ease.
Its steel cage ensures long-lasting performance, reducing maintenance needs.
Steel vs Ceramic Bearings: Strengths of 3877-3820-B Bearing
3877-3820-B Bearing uses chrome steel for both rings and rollers, offering excellent strength-to-weight ratio.
This material choice provides good resistance to wear and fatigue in industrial settings.
The bearing’s dynamic thrust rating of 4980 lbf makes it versatile for different load types.
Its inch measurements make it compatible with imperial system machinery.
Industrial Uses of 3877-3820-B Bearing
The 3877-3820-B Bearing is commonly used in heavy machinery, such as construction equipment and agricultural tools, where its tapered roller design handles combined loads effectively. The flanged cup adds stability, making it suitable for applications with axial movement.
In automotive systems, 3877-3820-B Bearing supports wheel hubs and differentials, providing reliable performance under high stress. Its inch sizing ensures compatibility with many North American vehicle models.
For industrial conveyors, 3877-3820-B Bearing’s chrome steel construction offers durability in high-load scenarios. The open design allows for easy lubrication, extending its service life in demanding environments.
Where Is 3877-3820-B Bearing Used?
You’ll often find 3877-3820-B Bearing in mining equipment, where its robust design withstands harsh conditions. The tapered rollers distribute loads evenly, reducing wear over time.
In manufacturing plants, 3877-3820-B Bearing is a go-to choice for gearboxes and power transmission systems. Its steel cage ensures smooth operation even under continuous use.
Built for Heavy-Duty Use: 3877-3820-B Bearing
The 3877-3820-B Bearing excels in forestry machinery, handling both radial and thrust loads with ease. Its flanged cup design prevents misalignment, ensuring consistent performance.
For railway applications, 3877-3820-B Bearing provides reliable support in axle boxes. The chrome steel rollers resist wear, making it a durable option for long-term use.
Automotive vs Aerospace: Applications of 3877-3820-B Bearing
In automotive settings, 3877-3820-B Bearing is ideal for drivetrain components, offering stability and load capacity. Its inch measurements fit seamlessly into many vehicle designs.
While less common in aerospace, 3877-3820-B Bearing can be found in ground support equipment. Its durability and ease of maintenance make it a practical choice for such applications.
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