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385AS-384DC TDO (Two-Row Double-Outer Race) (Imperial)

385AS-384DC TDO (Two-Row Double-Outer Race) (Imperial)

The 385AS-384DC is a two-row tapered roller bearing with a 2″ bore and 3.937″ outer diameter, built from sturdy chrome steel for long-lasting performance. It handles combined loads with a dynamic radial capacity of 35600 lbf and operates smoothly in temperatures from -30°C to 110°C.

Its double-row design provides stability under heavy loads, while the open seal allows for easy lubrication. The steel cage ensures durability, making it suitable for high-stress environments.

This bearing is ideal for industrial machinery, gearboxes, or heavy equipment where combined radial and thrust loads are common. It meets RoHS and REACH standards, ensuring safe and reliable use.

Weighing 3.72 lb, it’s robust yet manageable for its size, with standard radial clearance options available for different applications.

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Product Parameters

  • Part Number 385AS-384DC
  • Brand TFL
  • Size 2" x 3.9370" x 0.864"
  • Bore Dia 2"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 3.9370"
  • Outer Dia Tolerance +0.001" to 0
  • Double Cup Width 1.6875"
  • Double Cup Width Tolerance +0.003" to -0.01
  • Cone Width 0.864"
  • Cone Width Tolerance +0.002" to -0.01
  • Bearing Width Across Cups 2.0624"
  • Bearing Width Across Cups Tolerance +0.008" to 0
  • Cup Backface ToClear Radius 0.03"
  • Cone Backface Backing Diameter 2.36"
  • Cup Frontface Backing Diameter 3.68"
  • Cage Cone Backface Clearance 0.03"
  • Dynamic Radial Load 35600 lbf
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 385AS
  • Cup Part Number 384DC
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Double Row
  • Seal Type Open
  • Cups Type Standard
  • Series 385
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Rating(One Row 90 Million Revolutions) 5300 lbf
  • Dynamic Thrust Rating(90 Million Revolutions) 3210 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions) 9230 lbf
  • Lubrication Required
  • Temperature Range -30° to 110 °C
  • ABEC Rating ABEC-1
  • Radial Clearance Standard (Available in C3/C4/C5)
  • RoHS Compliant
  • REACH Compliant
  • Weight 3.72 lb

Features

How Is 385AS-384DC Bearing Engineered for Reliability?

385AS-384DC Bearing features a double-row tapered roller design, providing strong resistance to combined loads.
Its chrome steel construction ensures durability, with a dynamic radial load capacity of 35,600 lbf.

The steel cage maintains roller alignment, reducing friction and extending the bearing’s service life.
With a temperature range of -30° to 110°C, it performs reliably in various operating conditions.

385AS-384DC Bearing’s standard radial clearance offers flexibility for different applications.
Its open design allows for easy lubrication, ensuring smooth operation over time.

Application

Industrial Uses of 385AS-384DC Bearing
385AS-384DC Bearing is commonly used in heavy machinery, such as construction equipment and mining tools, where its double-row design handles combined loads effectively. The chrome steel construction ensures durability in tough working conditions.

What Makes 385AS-384DC Bearing a Preferred Choice?
In automotive applications, 385AS-384DC Bearing supports wheel hubs and drivetrains, providing reliable performance under radial and thrust loads. Its inch sizing makes it compatible with many North American vehicle models.

Built for Heavy-Duty Use: 385AS-384DC Bearing
For industrial automation, 385AS-384DC Bearing is ideal for conveyor systems and robotic arms, where its open design allows for easy lubrication. The steel cage enhances stability during high-speed operations.

Automotive vs Aerospace: Applications of 385AS-384DC Bearing
In automotive systems, 385AS-384DC Bearing excels in transmissions and differentials, while in aerospace, it’s used in landing gear mechanisms. Its temperature range suits both environments.

Essential Roles of 385AS-384DC Bearing
385AS-384DC Bearing is vital in agricultural machinery, such as tractors and harvesters, where its robust design withstands heavy loads and harsh conditions. The standard radial clearance ensures smooth operation.

Q&A

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