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The 3920 single cup is a tapered roller bearing component with a 4.4375″ outer diameter and 0.9375″ width, made from durable chrome steel. It fits snugly with a tight outer diameter tolerance of +0.001″ to 0, ensuring precise alignment.
This cup is part of the 3900 series and works seamlessly with various Timken-compatible cones, making it versatile for replacements. Its standard design suits general industrial use, handling temperatures from -30°C to 110°C.
The chrome steel construction offers reliable strength, while the ABEC-1 rating ensures consistent performance. Ideal for machinery requiring tapered roller bearings, such as gearboxes or wheel hubs.
Compliant with RoHS and REACH standards, it’s a safe choice for environmentally conscious applications. Its compact size and robust build make it a practical option for heavy-duty use.
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How Is 3920 Bearing Engineered for Reliability?
3920 Bearing is crafted from chrome steel, offering durability and resistance to wear in demanding conditions.
Its tapered roller design ensures efficient load distribution, enhancing performance in heavy-duty applications.
The cup width tolerance of +0.002″ to -0.01″ allows for precise fitting, reducing installation errors.
With a temperature range of -30° to 110°C, it performs reliably in varied environments.
Structural Advantages of 3920 Bearing
3920 Bearing features a standard cup design, compatible with multiple tapered roller bearings for versatility.
The outer diameter tolerance of +0.001″ to 0 ensures a snug fit, minimising vibration and noise.
Its chrome steel construction provides excellent corrosion resistance, extending service life.
The ABEC-1 rating guarantees consistent performance for general industrial applications.
Why Choose 3920 Bearing for Precision Tasks?
3920 Bearing’s precise dimensions, including a cup backface to clear radius of 0.13″, ensure accurate alignment.
The tapered roller type reduces friction, improving efficiency in rotational systems.
Its compatibility with various bearing part numbers makes it a flexible choice for different setups.
The inch system of measurement simplifies integration into imperial-based machinery.
Industrial Uses of 3920 Single Cups
The 3920 Single Cups work well in heavy machinery like construction equipment, where their tapered design handles radial and thrust loads efficiently.
Their chrome steel construction ensures durability in tough environments, making them a reliable choice for industrial applications.
Where Is 3920 Single Cups Used?
You’ll often find 3920 Single Cups in automotive systems, particularly in wheel hubs and gearboxes.
Their inch sizing makes them compatible with many North American vehicles, offering a practical solution for maintenance and repairs.
Built for Heavy-Duty Use: 3920 Single Cups
These cups are ideal for agricultural machinery, where they support high loads in tractors and harvesters.
The standard series design ensures easy interchangeability with other tapered roller bearings, simplifying replacements.
Automotive vs Aerospace: Applications of 3920 Single Cups
In automotive settings, 3920 Single Cups provide stability in drivetrains, while their precision suits aerospace components too.
The ABEC-1 rating balances performance and cost, making them versatile for different industries.
Key Fields for 3920 Single Cups
3920 Single Cups are commonly used in mining equipment, where their robust design withstands harsh conditions.
The temperature range of -30° to 110°C ensures reliable operation in both hot and cold environments.
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