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393A Single Cups (Imperial)

393A Single Cups (Imperial)

The 393A is a single cup tapered roller bearing with an outer diameter of 4.4375 inches and a width of 0.625 inches, made from sturdy chrome steel. It fits well with various Timken-compatible bearing sets, offering reliable performance.

Designed for standard applications, it handles temperatures from -30°C to 110°C, making it suitable for diverse environments. Its ABEC-1 rating ensures smooth operation without unnecessary complexity.

The cup’s precise dimensions and tolerances ensure easy installation and alignment. It’s a practical choice for industrial machinery or automotive systems where tapered roller bearings are needed.

Compliant with RoHS and REACH standards, this cup is both durable and safe for regular use. Its interchangeability with multiple bearing types adds to its versatility.

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Product Parameters

  • Part Number 393A
  • Brand TFL
  • Interchangeable Timken
  • Size 3.94" x 4.4375" x 0.625"
  • Outer Dia 4.4375"
  • Outer Dia Tolerance +0.001" to 0
  • Cup Width 0.625"
  • Cup Width Tolerance +0.002" to -0.01
  • Cup Backface ToClear Radius 0.13"
  • Cup Frontface Backing Diameter 4.15"
  • Cup Backface Backing Diameter 3.94"
  • System of Measurement Inch
  • Roller Bearing Type Tapered
  • Type Cups
  • Bearing Part Number 390-393A , 390A-393A , 392-393A , 392A-393A , 395-393A , 395A-393A , 395CS-393A , 395X-393A , 396-393A , 396A-393A , 397-393A , 398-393A , 399-393A , 399A-393A , 399AS-393A
  • Cups Type Standard
  • Series 395
  • Ring Material Chrome Steel
  • Temperature Range -30° to 110 °C
  • ABEC Rating ABEC-1
  • RoHS Compliant
  • REACH Compliant

Features

Why Choose 393A Bearing for Precision Tasks?

393A Bearing is crafted from chrome steel, offering durability and resistance to wear in demanding applications.
Its tapered roller design ensures smooth operation, even under heavy loads.
The precise outer diameter tolerance of +0.001″ to 0 guarantees a snug fit, enhancing performance.
With a temperature range of -30° to 110°C, it remains reliable in various environments.

How Is 393A Bearing Engineered for Reliability?

393A Bearing features a standard cup design, making it compatible with multiple interchangeable models.
The chrome steel construction provides excellent strength and longevity for industrial use.
Its ABEC-1 rating ensures consistent precision, suitable for general applications.
The cup width tolerance of +0.002″ to -0.01″ allows for easy installation and alignment.

Built for Durability: 393A Bearing

393A Bearing’s tapered roller type reduces friction, improving efficiency and lifespan.
The outer diameter of 4.4375″ ensures stability in various mounting configurations.
Its compliance with RoHS and REACH standards makes it environmentally friendly.
The cup backface to clear radius of 0.13″ enhances fit and reduces stress concentrations.

Steel vs Ceramic Bearings: Strengths of 393A Bearing

393A Bearing’s chrome steel material offers a cost-effective yet robust solution for many applications.
Its temperature resistance up to 110°C ensures performance in both hot and cold conditions.
The tapered roller design provides reliable load distribution, minimising wear.
With multiple interchangeable options, it offers flexibility in maintenance and replacement.

Application

Industrial Uses of 393A Bearing
393A Bearing is commonly used in heavy machinery, such as construction equipment and agricultural gear, where its tapered design handles radial and axial loads efficiently. The chrome steel construction ensures durability in tough working conditions.

Where Is 393A Bearing Used?
You’ll often find 393A Bearing in automotive applications like wheel hubs and differential systems, thanks to its reliable performance under varying loads. Its inch sizing makes it a good fit for older or custom vehicle models.

Built for Heavy-Duty Use: 393A Bearing
393A Bearing excels in industrial settings like conveyor systems, where its tapered rollers manage high stress over long periods. The standard cup design simplifies installation and maintenance.

Automotive vs Industrial: Applications of 393A Bearing
In automotive uses, 393A Bearing supports smooth rotation in drivetrains, while in industrial settings, it’s trusted for machinery requiring consistent load handling. Its compatibility with various part numbers adds versatility.

Practical Applications of 393A Bearing
393A Bearing works well in farm equipment like tractors, where its robust build handles dirt and debris. The ABEC-1 rating ensures sufficient precision for most general-purpose needs.

Q&A

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