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383A Single Cups (Imperial)

383A Single Cups (Imperial)

The 383A is a single cup tapered roller bearing with an outer diameter of 3.937 inches and a width of 0.7018 inches, made from durable chrome steel. It fits well with various tapered roller bearings, including Timken models, ensuring easy replacements.

Its standard cup design offers reliable performance in temperatures ranging from -30°C to 110°C. The ABEC-1 rating ensures smooth operation for general industrial use.

This cup is part of the 385 series, compatible with multiple bearing part numbers for versatile applications. Ideal for machinery requiring sturdy support, such as gearboxes or conveyor systems.

Compliant with RoHS and REACH standards, it’s a safe and practical choice for maintenance and new installations. The precise tolerances ensure a snug fit and long service life.

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Product Parameters

  • Part Number 383A
  • Brand TFL
  • Interchangeable Timken
  • Size 3.50" x 3.937" x 0.7018"
  • Outer Dia 3.937"
  • Outer Dia Tolerance +0.001" to 0
  • Cup Width 0.7018"
  • Cup Width Tolerance +0.002" to -0.01
  • Cup Backface ToClear Radius 0.08"
  • 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 385-383A , 385A-383A , 385AS-383A , 385AX-383A , 385X-383A , 386-383A , 386A-383A , 386AX-383A , 387-383A , 387A-383A , 387AS-383A , 387W-383A , 388A-383A , 389-383A , 389A-383A , 389AS-383A
  • 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 383A Bearing Engineered for Reliability?

383A Bearing is crafted from chrome steel, offering excellent durability and resistance to wear.
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 in various applications.
With a temperature range of -30° to 110°C, it performs reliably in diverse conditions.

383A Bearing meets ABEC-1 standards, ensuring consistent quality and smooth operation.
Its interchangeable design with Timken models provides flexibility and ease of replacement.

Application

Common Applications of 383A Bearing
383A Bearing is widely used in industrial equipment like conveyor rollers and heavy machinery, where its tapered design handles radial and axial loads efficiently. The chrome steel construction ensures durability in demanding environments.

Where Is 383A Bearing Used?
In automotive applications, 383A Bearing fits well in wheel hubs and differential systems, providing reliable performance under varying loads. Its inch sizing makes it compatible with many North American vehicle models.

Ideal for Precision: 383A Bearing
For automation systems, 383A Bearing works smoothly in robotic arms and assembly lines, thanks to its consistent performance. The standard cup type simplifies installation and maintenance.

Automotive vs Industrial: Applications of 383A Bearing
383A Bearing excels in both automotive and industrial settings, offering versatility in gearboxes and construction equipment. Its temperature range suits various operating conditions.

Practical Applications of 383A Bearing
In household appliances like washing machines, 383A Bearing ensures quiet and efficient operation. The ABEC-1 rating balances precision and cost-effectiveness for everyday use.

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