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

The 385-383 is a single-row tapered roller bearing with a 2.1654″ bore and 3.937″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 24200 lbf radially and 3810 lbf thrust, making it versatile for various applications.

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

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

Weighing 1.6 lb, it balances strength and manageability. Compliant with RoHS and REACH standards, it’s a safe choice for diverse environments.

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Description

Features

Application

Q&A

Product Parameters

Part Number 385-383
Brand TFL
Interchangeable Timken
Size 2.1654" x 3.937" x 0.8268"
Bore Dia 2.1654"
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 0.09"
Cup Backface ToClear Radius 0.08"
Cone Frontface Backing Diameter 2.4"
Cone Backface Backing Diameter 2.56"
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 385
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 24200 lbf
Static Radial Load 24100 lbf
Dynamic Radial Rating(90 Million Revolutions)(C90) 6280 lbf
Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 3810 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 1.6 lb

Features

Performance Features of 385-383 Bearing

385-383 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 24,200 lbf, making it suitable for heavy-duty applications.
The steel cage ensures proper roller alignment, reducing friction and enhancing durability.
With a temperature range of -30° to 110°C, it performs reliably in various conditions.

Why Choose 385-383 Bearing for Precision Tasks?

385-383 Bearing features precise cone and cup width tolerances, ensuring accurate performance in demanding tasks.
The chrome steel construction provides excellent wear resistance, extending its service life.
Its effective centre location of -0.12″ enhances stability during operation.
The bearing’s ABEC-1 rating confirms its consistent quality and precision.

Engineered for Reliability: 385-383 Bearing

385-383 Bearing’s single-row tapered roller design efficiently handles both radial and thrust loads.
The standard radial clearance option allows for smooth operation in various applications.
Its dynamic thrust rating of 3,810 lbf ensures reliable performance under pressure.
The bearing’s steel cage maintains roller positioning, reducing wear over time.

Application

Industrial Uses of 385-383 Bearing
385-383 Bearing is commonly used in heavy machinery like construction equipment and agricultural tractors, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability even in rugged conditions.

In automotive applications, 385-383 Bearing fits well in wheel hubs and differential systems, providing reliable performance under varying loads. Its imperial sizing makes it a straightforward replacement for Timken equivalents in older vehicles.

For industrial conveyor systems, 385-383 Bearing’s open design simplifies lubrication and maintenance, reducing downtime. The steel cage adds stability, making it suitable for high-load scenarios.

Where Is 385-383 Bearing Used?
You’ll often find 385-383 Bearing in mining equipment, where its robust design withstands harsh environments. The tapered rollers distribute loads evenly, extending service life.

In manufacturing plants, 385-383 Bearing supports machinery like presses and gearboxes, ensuring smooth operation. Its ABEC-1 rating balances precision and cost-effectiveness for general industrial use.

Built for Heavy-Duty Use: 385-383 Bearing
385-383 Bearing excels in applications like forestry machinery, where shock loads are common. The chrome steel rollers and rings resist wear, even under constant stress.

For railway applications, 385-383 Bearing’s combined load capacity makes it ideal for axle boxes. The standard radial clearance allows for thermal expansion during long hauls.

Automotive vs Aerospace: Applications of 385-383 Bearing
In automotive systems, 385-383 Bearing is trusted for drivetrain components due to its load capacity and interchangeability. The imperial sizing suits classic car restorations perfectly.

For aerospace ground equipment, 385-383 Bearing handles heavy loads in tow tractors and loading platforms. Its temperature range ensures reliability in diverse operating conditions.