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394 Single Cups (Imperial)

394 Single Cups (Imperial)

The 394 single cup is an imperial-sized tapered roller bearing component, measuring 3.98″ in backface diameter and 4.3307″ in outer diameter, with a width of 0.8661″. Made from durable chrome steel, it operates reliably in temperatures from -30°C to 110°C.

Its standard cup design ensures compatibility with various tapered roller bearings, including Timken equivalents. The ABEC-1 rating provides consistent performance for general industrial use.

This cup is part of the 395 series and works seamlessly with multiple bearing part numbers, making it versatile for replacements. Ideal for machinery requiring sturdy, interchangeable components.

Compliant with RoHS and REACH standards, it’s a safe and practical choice for maintenance and repairs. The precise tolerances ensure a snug fit in demanding applications.

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Product Parameters

  • Part Number 394
  • Brand TFL
  • Interchangeable Timken
  • Size 3.98" x 4.3307" x 0.8661"
  • Outer Dia 4.3307"
  • Outer Dia Tolerance +0.001" to 0
  • Cup Width 0.8661"
  • Cup Width Tolerance +0.002" to -0.01
  • Cup Backface ToClear Radius 0.03"
  • Cup Frontface Backing Diameter 4.21"
  • Cup Backface Backing Diameter 3.98"
  • System of Measurement Inch
  • Roller Bearing Type Tapered
  • Type Cups
  • Bearing Part Number 390-394 , 390A-394 , 392-394 , 392A-394 , 395-394 , 395-S-394 , 395A-394 , 395CS-394 , 395X-394 , 396-394 , 396A-394 , 397-394 , 398-394 , 399A-394 , 399AS-394
  • Cups Type Standard
  • Series 395
  • Ring Material Chrome Steel
  • Temperature Range -30° to 110 °C
  • ABEC Rating ABEC-1
  • RoHS Compliant
  • REACH Compliant

Features

Performance Features of 394 Bearing

394 Bearing is crafted from chrome steel, offering durability and resistance to wear in various applications.
Its tapered roller design ensures efficient load distribution, enhancing performance under stress.

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 operates reliably in diverse environments.

394 Bearing’s standard cup type simplifies compatibility with multiple interchangeable part numbers.
Its ABEC-1 rating ensures consistent quality for general industrial use.

Application

Industrial Uses of 394 Bearing
The 394 Bearing is commonly used in heavy machinery, such as construction equipment and agricultural vehicles, where its tapered design handles radial and thrust loads effectively. Its chrome steel construction ensures durability in tough working conditions.

Where Is 394 Bearing Used?
You’ll often find 394 Bearing in automotive applications, particularly in wheel hubs and differential systems, thanks to its reliable performance and compatibility with various vehicle models. The inch sizing makes it a versatile choice for both older and modern designs.

Built for Heavy-Duty Use: 394 Bearing
In industrial settings like conveyor systems and mining equipment, 394 Bearing stands up to continuous use and high loads. The standard cup type simplifies maintenance and replacement, reducing downtime.

Automotive vs Aerospace: Applications of 394 Bearing
While 394 Bearing is popular in automotive systems for its strength and precision, it also finds use in aerospace applications where reliability is critical. Its temperature tolerance ensures consistent performance in varying environments.

Perfect Fit for Automation: 394 Bearing
For automated machinery and robotics, 394 Bearing offers smooth operation and long service life. The tapered roller design provides stability, making it ideal for precision movements in manufacturing lines.

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