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383X Single Cups (Imperial)
383X Single Cups (Imperial)

383X Single Cups (Imperial)

The 383X is a single cup tapered roller bearing with an outer diameter of 3.937 inches and a width of 0.875 inches, made from sturdy chrome steel. It fits well with various Timken-compatible cones, making it versatile for replacements.

Designed for standard use, it operates smoothly in temperatures from -30°C to 110°C. Its ABEC-1 rating ensures reliable performance for general applications.

The cup’s precise dimensions and tolerances ensure a secure fit, while the chrome steel construction offers durability. Ideal for industrial machinery or automotive systems where tapered roller bearings are needed.

Compliant with RoHS and REACH standards, it’s a safe and practical choice for maintenance or new installations. Its interchangeability with multiple cone types adds to its convenience.

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Product Parameters

  • Part Number 383X
  • Brand TFL
  • Interchangeable Timken
  • Size 3.50" x 3.937" x 0.875"
  • Outer Dia 3.937"
  • Outer Dia Tolerance +0.001" to 0
  • Cup Width 0.875"
  • Cup Width Tolerance +0.002" to -0.01
  • Cup Backface ToClear Radius 0.05"
  • Cup Frontface Backing Diameter 3.68"
  • Cup Backface Backing Diameter 3.50"
  • System of Measurement Inch
  • Roller Bearing Type Tapered
  • Type Cups
  • Bearing Part Number 385-383X , 385A-383X , 385AS-383X , 385AX-383X , 385X-383X , 386-383X , 386A-383X , 386AX-383X , 387-383X , 387A-383X , 387AS-383X , 387W-383X , 388A-383X , 389-383X , 389A-383X , 389AS-383X
  • Cups Type Standard
  • Series 385
  • Ring Material Chrome Steel
  • Temperature Range -30° to 110 °C
  • ABEC Rating ABEC-1
  • RoHS Compliant
  • REACH Compliant

Features

How Is 383X Bearing Engineered for Reliability?

383X Bearing features chrome steel construction, ensuring durability and resistance to wear in demanding conditions.
Its tapered roller design provides stable performance under heavy loads, making it suitable for various industrial applications.
The standard cup type allows for easy interchangeability with compatible models, simplifying maintenance and replacement.
With a temperature range of -30° to 110°C, it performs reliably in diverse environments.

Why Choose 383X Bearing for Precision Tasks?

383X Bearing’s precise outer diameter tolerance of +0.001″ to 0 ensures accurate fit and smooth operation.
The chrome steel rings enhance its longevity, even in high-stress applications.
Its tapered roller design minimises friction, contributing to efficient performance.
Compliant with RoHS and REACH standards, it meets stringent environmental and safety requirements.

Built for Durability: 383X Bearing

383X Bearing is crafted from high-quality chrome steel, offering excellent resistance to wear and tear.
The tapered roller design ensures even load distribution, reducing stress on individual components.
Its standard cup type simplifies installation and compatibility with various bearing assemblies.
Operating within a broad temperature range, it remains reliable in both hot and cold conditions.

Steel vs Ceramic Bearings: Strengths of 383X Bearing

383X Bearing’s chrome steel construction provides superior strength and durability compared to ceramic alternatives.
The tapered roller design enhances load-bearing capacity, making it ideal for heavy-duty applications.
Its precise dimensions ensure seamless integration with compatible bearing systems.
Compliance with ABEC-1 standards guarantees consistent performance in precision tasks.

Design Innovations of 383X Bearing

383X Bearing incorporates a tapered roller design for improved load distribution and reduced friction.
The chrome steel material enhances its resistance to wear, extending its service life.
Standard cup type ensures easy installation and compatibility with various bearing configurations.
With RoHS and REACH compliance, it meets global environmental and safety standards.

Application

Industrial Uses of 383X Bearing
383X Bearing is commonly used in heavy machinery, such as construction equipment and agricultural tools, where its tapered design handles radial and axial loads effectively. The chrome steel construction ensures durability in demanding environments.

Where Is 383X Bearing Used?
You’ll often find 383X Bearing in automotive applications like wheel hubs and differential systems, thanks to its reliable performance under varying loads. Its inch sizing makes it a fit for many North American vehicle models.

Built for Heavy-Duty Use: 383X Bearing
383X Bearing excels in industrial gearboxes and conveyor systems, where its robust design supports continuous operation. The standard cup type simplifies installation and maintenance.

Automotive vs Industrial: Applications of 383X Bearing
In automotive settings, 383X Bearing supports wheel assemblies, while in industrial contexts, it’s ideal for pulley systems. Its versatility makes it a go-to choice for both sectors.

Practical Applications of 383X Bearing
383X Bearing is a reliable option for farm machinery, ensuring smooth operation in tractors and harvesters. The ABEC-1 rating balances precision and cost-effectiveness for these uses.

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