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The 3872A is a single-row tapered roller bearing cone with a 1.375″ bore, made from durable chrome steel. It handles combined loads up to 27900 lbf radial and 4980 lbf thrust, suitable for tough conditions.
Its open design allows easy maintenance, while the steel cage ensures reliable performance. The cone width is 1.1875″, with precise tolerances for smooth operation.
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.
It operates in temperatures from -30°C to 110°C and meets RoHS and REACH standards. The standard radial clearance can be adjusted to C3, C4, or C5 for specific needs.
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How Is 3872A Bearing Engineered for Reliability?
3872A Bearing is constructed with chrome steel rings, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 27,900 lbf, ensuring dependable performance in tough conditions.
The steel cage maintains roller alignment, reducing wear and extending operational life.
With a temperature range of -30° to 110°C, it performs reliably in various environments.
What Makes 3872A Bearing Suitable for High-Temperature Applications?
3872A Bearing handles temperatures up to 110°C, making it ideal for demanding industrial uses.
The chrome steel construction ensures durability and consistent performance under thermal stress.
Its open design allows for efficient heat dissipation, preventing overheating.
This bearing is built to last, even in high-temperature settings.
Built for Durability: 3872A Bearing
3872A Bearing features a robust single-row tapered roller design, perfect for heavy-duty applications.
The chrome steel rings and steel cage provide excellent wear resistance and longevity.
With a static radial load capacity of 33,200 lbf, it handles significant stress effortlessly.
Its standard radial clearance options ensure versatility across different operational needs.
Steel vs Ceramic Bearings: Strengths of 3872A Bearing
3872A Bearing uses high-quality chrome steel for superior strength and load-bearing capacity.
This material choice ensures reliable performance in combined load scenarios.
The steel cage enhances durability, keeping rollers aligned under stress.
It’s a cost-effective solution without compromising on performance or longevity.
Why Choose 3872A Bearing for Precision Tasks?
3872A Bearing offers precise performance with its ABEC-1 rating, suitable for various industrial applications.
The tapered roller design ensures accurate load distribution and smooth operation.
Its effective center location of -0.32″ enhances stability and alignment.
This bearing is a reliable choice for tasks requiring consistent precision.
Industrial Uses of 3872A Bearing
3872A Bearing is commonly used in heavy machinery, such as construction equipment and agricultural gear, where its tapered roller design handles combined loads effectively. The open seal type allows for easy lubrication, extending its service life in dusty environments.
Where Is 3872A Bearing Used?
You’ll often find 3872A Bearing in automotive axles and wheel hubs, thanks to its robust chrome steel construction. Its inch sizing makes it a go-to choice for older machinery and American-made vehicles.
Built for Heavy-Duty Use: 3872A Bearing
3872A Bearing excels in conveyor systems, where its dynamic radial load capacity ensures smooth operation under constant stress. The steel cage adds durability, making it reliable for long-term use.
Automotive vs Aerospace: Applications of 3872A Bearing
In automotive settings, 3872A Bearing supports wheel assemblies, while in aerospace, it’s used in landing gear for its precision. The ABEC-1 rating ensures consistent performance across both industries.
Practical Applications of 3872A Bearing
3872A Bearing is ideal for industrial fans and pumps, where its tapered rollers manage radial and thrust loads effortlessly. The standard radial clearance option makes it versatile for various operational conditions.
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