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TS (Single Row Tapered Roller Bearings) (Imperial) 385AS-383

TS (Single Row Tapered Roller Bearings) (Imperial) 385AS-383

The 385AS-383 is a single-row tapered roller bearing with a 2″ bore and 3.937″ outer diameter, crafted from durable chrome steel. It handles combined loads up to 20500 lbf radially and 3210 lbf thrust, making it a sturdy choice for heavy-duty applications.

Its open design allows for easy lubrication, while the steel cage ensures reliable performance under stress. The bearing operates smoothly in temperatures ranging from -30°C to 110°C.

This model is interchangeable with Timken bearings, offering a practical replacement option. Ideal for use in industrial machinery or automotive systems where combined loads are common.

Weighing 1.7 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it’s a safe and dependable choice for various engineering needs.

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Product Parameters

  • Part Number 385AS-383
  • Brand TFL
  • Interchangeable Timken
  • Size 2" x 3.937" x 0.8268"
  • Bore Dia 2"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 3.937"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 0.864"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.8268"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 0.8268"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.06"
  • Cup Backface ToClear Radius 0.08"
  • Cone Frontface Backing Diameter 2.28"
  • Cone Backface Backing Diameter 2.36"
  • Cup Frontface Backing Diameter 3.70"
  • Cup Backface Backing Diameter 3.50"
  • Cage Cone Frontface Clearance 0.11"
  • Cage Cone Backface Clearance 0.03"
  • Effective Center Location -0.12"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 385AS
  • Cup Part Number 383
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 385
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 20500 lbf
  • Static Radial Load 24100 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 5300 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 3210 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 1.7 lb

Features

Performance Features of 385AS-383 Bearing

385AS-383 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 20,500 lbf, ensuring reliable performance in demanding conditions.
The steel cage maintains roller alignment, reducing friction and extending operational life.
With a temperature range of -30° to 110°C, it performs well in various environments.

How Is 385AS-383 Bearing Engineered for Reliability?

385AS-383 Bearing features a single-row tapered roller design, optimised for combined load applications.
The chrome steel construction provides durability, while the standard radial clearance ensures smooth operation.
Its dynamic thrust rating of 3,210 lbf at 90 million revolutions highlights its long-term reliability.
This bearing is interchangeable with Timken models, offering flexibility in replacements.

Built for Durability: 385AS-383 Bearing

385AS-383 Bearing’s tapered roller design efficiently handles both radial and thrust loads.
The chrome steel components resist wear, maintaining performance under heavy use.
With an ABEC-1 rating, it balances precision and cost-effectiveness for various applications.
Its standard lubrication requirement ensures consistent performance over time.

Application

Industrial Uses of 385AS-383 Bearing
385AS-383 Bearing is commonly used in heavy machinery, such as construction equipment and agricultural gear, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability in tough working conditions.
In automotive applications, 385AS-383 Bearing fits well in wheel hubs and drivetrains, providing reliable performance under both radial and thrust loads. Its imperial sizing makes it a convenient choice for North American vehicle models.

Where Is 385AS-383 Bearing Used?
You’ll often find 385AS-383 Bearing in industrial gearboxes, where its single-row design simplifies installation and maintenance. The steel cage adds strength, making it suitable for high-load scenarios.
For conveyor systems, 385AS-383 Bearing offers smooth operation, thanks to its tapered rollers that manage varying load directions with ease. The open seal type allows for straightforward lubrication.

Built for Heavy-Duty Use: 385AS-383 Bearing
385AS-383 Bearing excels in mining equipment, where its robust construction withstands harsh environments. The dynamic radial load capacity ensures long service life even under constant stress.
In forestry machinery, 385AS-383 Bearing’s tapered rollers provide stability, handling shocks and vibrations effectively. The standard radial clearance offers flexibility for different operational needs.

Automotive vs Aerospace: Applications of 385AS-383 Bearing
In automotive settings, 385AS-383 Bearing is ideal for axles and transmissions, where its combined load capacity is crucial. The inch measurements align with many US-made components.
For aerospace ground support equipment, 385AS-383 Bearing’s reliability and temperature tolerance make it a practical choice. However, its weight might limit use in airborne applications.

Perfect Fit for Automation: 385AS-383 Bearing
385AS-383 Bearing works well in automated assembly lines, where precision and durability are key. The tapered rollers ensure smooth motion under varying loads.
In packaging machinery, 385AS-383 Bearing’s open design allows for easy lubrication, reducing downtime. The ABEC-1 rating provides sufficient precision for most industrial automation needs.

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