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The 3821 single cup is an imperial-sized tapered roller bearing component, measuring 2.95″ in diameter and 3.375″ in outer width, with a cup width of 0.9375″. Made from durable chrome steel, it operates smoothly in temperatures from -30°C to 110°C.
Its standard cup design ensures compatibility with various tapered roller bearings, including Timken models like the 3872-3821 series. The precise tolerances provide a secure fit for reliable performance.
This cup is part of the 3800 series and meets ABEC-1 standards, offering good precision for general industrial use. It’s RoHS and REACH compliant, making it safe for various applications.
Ideal for machinery repairs or replacements where tapered roller bearings are needed, especially in conveyor systems or automotive assemblies.
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Built for Reliability: 3821 Single Cups (Imperial)
3821 Single Cups (Imperial) are made from chrome steel, offering durability and resistance to wear in various applications.
Their tapered roller design ensures smooth operation and efficient load distribution.
The standard cup type fits seamlessly with multiple bearing part numbers, providing versatility.
With an ABEC-1 rating, they deliver consistent performance for general industrial use.
3821 Single Cups (Imperial) operate within a temperature range of -30° to 110°C, suitable for diverse environments.
Their precise dimensions and tolerances ensure easy installation and reliable function.
RoHS and REACH compliance means they meet environmental and safety standards.
This makes them a practical choice for various mechanical systems.
Industrial Uses of 3821 Single Cups
3821 Single Cups are commonly used in heavy machinery, such as construction equipment and agricultural vehicles, where tapered roller bearings are essential for handling radial and axial loads. Their chrome steel construction ensures durability in tough working conditions.
What Makes 3821 Single Cups a Preferred Choice?
In automotive applications, 3821 Single Cups provide reliable support for wheel hubs and differential systems, thanks to their precise inch sizing and compatibility with Timken designs. The standard cup type makes them easy to install and maintain.
Built for Heavy-Duty Use: 3821 Single Cups
These cups excel in industrial gearboxes and conveyor systems, where their tapered roller design helps manage high loads and reduce friction. The ABEC-1 rating ensures consistent performance without unnecessary complexity.
Automotive vs Industrial: Applications of 3821 Single Cups
While automotive uses focus on wheel and drivetrain components, industrial applications leverage 3821 Single Cups in machinery like pumps and compressors. Their temperature range of -30° to 110°C suits diverse environments.
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