TS (Single Row Tapered Roller Bearings) (Imperial) 397-393WE

The 397-393WE is a single-row tapered roller bearing with a 2.36″ bore and 4.59″ outer diameter, crafted from sturdy chrome steel. It manages combined loads up to 22200 lbf radially and 3970 lbf thrust-wise, suitable for demanding applications.

Its open design allows 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, making it a practical choice for replacements. Ideal for machinery like gearboxes or wheel hubs where combined loads are common.

Weighing 3 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards for safe and reliable performance.

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Description

Features

Application

Q&A

Product Parameters

Part Number 397-393WE
Brand TFL
Interchangeable Timken
Size 2.3622" x 4.59" x 1.3109"
Bore Dia 2.3622"
Bore Dia Tolerance +0.005" to 0
Outer Dia 4.59"
Outer Dia Tolerance +0.001" to 0
Cone Width 0.866"
Cone Width Tolerance +0.003" to -0.01
Cup Width 1.1859"
Cup Width Tolerance +0.002" to -0.01
Width 1.3109"
Width Tolerance +0.008" to 0
Cone Backface ToClear Radius 0.03"
Cup Backface ToClear Radius 0.03"
Cone Frontface Backing Diameter 2.68"
Cone Backface Backing Diameter 2.72"
Cup Frontface Backing Diameter 4.18"
Cup Backface Backing Diameter 4.09"
Cage Cone Frontface Clearance 0.11"
Cage Cone Backface Clearance 0.05"
Effective Center Location -0.03"
System of Measurement Inch
Type Bearing
Cone Part Number 397
Cup Part Number 393WE
Bearing Type Roller
Roller Bearing Type Tapered
For Load Direction Combined
Construction Single Row
Seal Type Open
Cups Type Standard
Series 395
Ring Material Chrome Steel
Roller Material Chrome Steel
Cage Material Steel
Dynamic Radial Load 22200 lbf
Static Radial Load 28100 lbf
Dynamic Radial Rating(90 Million Revolutions)(C90) 5760 lbf
Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 3970 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 lb

Features

Performance Features of 397-393WE Bearing

397-393WE Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 22,200 lbf, making it suitable for heavy-duty applications.

The single-row tapered roller design ensures efficient load distribution, enhancing durability.
With a standard radial clearance, it provides reliable performance in various operating conditions.

397-393WE Bearing operates within a temperature range of -30° to 110°C, ensuring versatility.
Its steel cage maintains roller alignment, reducing wear and extending service life.

The open seal design allows for easy lubrication, supporting smooth operation.
This bearing is interchangeable with Timken models, offering flexibility for replacements.

Application

Industrial Uses of 397-393WE Bearing
The 397-393WE Bearing is commonly used in heavy machinery like construction equipment and agricultural gear, where its tapered roller design handles combined loads efficiently. Its chrome steel construction ensures durability even in demanding environments.

In automotive applications, 397-393WE Bearing fits well in wheel hubs and differential systems, providing reliable performance under varying loads. The imperial sizing makes it a straightforward replacement for Timken equivalents in older vehicles.

For industrial conveyor systems, 397-393WE Bearing’s open design simplifies lubrication and maintenance, reducing downtime. Its standard radial clearance offers flexibility for different operational needs.

Where Is 397-393WE Bearing Used?
You’ll often find 397-393WE Bearing in mining equipment, where its robust design withstands high radial and thrust loads. The steel cage adds extra strength for long-term use.

In railway applications, 397-393WE Bearing supports axle boxes, ensuring smooth operation under heavy loads. Its ABEC-1 rating balances precision and cost-effectiveness for these demanding tasks.

Built for Heavy-Duty Use: 397-393WE Bearing
The 397-393WE Bearing excels in forestry machinery, handling rough terrain and shock loads with ease. Its tapered rollers distribute stress evenly, extending service life.

In metalworking equipment, 397-393WE Bearing’s chrome steel rollers reduce friction, improving efficiency. The standard lubrication requirement keeps maintenance simple and effective.

Automotive vs Aerospace: Applications of 397-393WE Bearing
In automotive systems, 397-393WE Bearing is ideal for drivetrains, offering reliable performance under combined loads. Its compatibility with Timken parts makes it a versatile choice.

For aerospace ground support equipment, 397-393WE Bearing provides dependable operation in load-handling systems. The temperature range suits both indoor and outdoor use.