+86 15806631151 [email protected]
TFL BEARINGS
REQUEST A QUOTE
385AS-384XD TDO (Two-Row Double-Outer Race) (Imperial)

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

The 385AS-384XD is a two-row tapered roller bearing with a 2-inch bore and 3.937-inch 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 offers extra stability, while the open seal allows for easy lubrication. The bearing fits standard applications and comes with a steel cage for durability.

This model is ideal for heavy-duty machinery like gearboxes or industrial equipment where high radial and thrust loads are common. It meets RoHS and REACH standards for safe use.

Weighing 5.95 lb, it’s robust yet manageable for its size, with tolerances ensuring precise fit in imperial systems.

Get A Free Quote
    Description Features Application Q&A Featured Products Our Process

Product Parameters

  • Part Number 385AS-384XD
  • 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 3.764"
  • 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 4.1389"
  • 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 3.74"
  • Cage Cone Backface Clearance 0.03"
  • Dynamic Radial Load 35600 lbf
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 385AS
  • Cup Part Number 384XD
  • 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 5.95 lb

Features

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

385AS-384XD Bearing features a double-row tapered roller design, providing robust support for combined radial and thrust loads.
Its chrome steel construction ensures durability, with a dynamic radial load capacity of 35,600 lbf.
The steel cage maintains roller alignment, enhancing performance and extending service life.
With a standard radial clearance and ABEC-1 rating, it offers reliable precision in various applications.

What Makes 385AS-384XD Bearing Suitable for High-Temperature Applications?

385AS-384XD Bearing operates efficiently in temperatures ranging from -30° to 110°C, making it versatile for different environments.
The chrome steel rollers and rings resist wear, ensuring consistent performance under thermal stress.
Its open design allows for easy lubrication, maintaining smooth operation in demanding conditions.
This bearing is ideal for applications where temperature fluctuations are common.

Designed for Durability: 385AS-384XD Bearing

385AS-384XD Bearing is built with high-quality chrome steel, offering excellent resistance to wear and fatigue.
The double-row tapered rollers distribute loads evenly, reducing stress on individual components.
Its precise tolerances and standard radial clearance ensure reliable performance over time.
This bearing is a dependable choice for heavy-duty industrial applications.

Application

Industrial Uses of 385AS-384XD Bearing
385AS-384XD Bearing is commonly used in heavy machinery like construction equipment, where its double-row design handles combined radial and thrust loads efficiently. The chrome steel construction ensures durability in demanding environments.

In automotive applications, 385AS-384XD Bearing supports wheel hubs and differential systems, providing reliable performance under high stress. Its inch sizing makes it a fit for many North American vehicle models.

For industrial fans and pumps, 385AS-384XD Bearing’s tapered roller design offers smooth operation and long service life. The open seal type allows for easy lubrication, reducing maintenance downtime.

Where Is 385AS-384XD Bearing Used?
385AS-384XD Bearing is ideal for agricultural machinery, such as tractors and harvesters, where its robust design withstands rough conditions. The standard radial clearance ensures consistent performance.

In conveyor systems, 385AS-384XD Bearing’s ability to handle heavy loads makes it a reliable choice. The steel cage adds extra strength, prolonging the bearing’s lifespan.

Built for Heavy-Duty Use: 385AS-384XD Bearing
385AS-384XD Bearing excels in mining equipment, where its combined load capacity and temperature resistance are crucial. The ABEC-1 rating balances precision and cost-effectiveness.

For railway applications, 385AS-384XD Bearing provides stability and reliability in axle boxes. Its inch measurements ensure compatibility with many rail systems.

Automotive vs Aerospace: Applications of 385AS-384XD Bearing
In automotive gearboxes, 385AS-384XD Bearing handles high torque and thrust loads smoothly. The chrome steel rollers reduce wear, even under constant use.

For aerospace ground support equipment, 385AS-384XD Bearing’s durability and standard lubrication requirements make it a practical choice. Its weight is manageable for portable machinery.

Q&A

SEND INQUIRY