TS (Single Row Tapered Roller Bearings) (Imperial) 52393-52638

The 52393-52638 is a single-row tapered roller bearing with a 3.9375″ bore and 6.375″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 50200 lbf radially and 10600 lbf in thrust, making it versatile for heavy-duty use.

Its open design allows for easy lubrication, while the steel cage ensures durability. 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 applications like industrial gearboxes or heavy machinery where combined loads are common.

Weighing 6.3 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards for safe and eco-friendly use.

Get A Free Quote

Description

Features

Application

Q&A

Product Parameters

Part Number 52393-52638
Brand TFL
Interchangeable Timken
Size 3.9375" x 6.375" x 1.5625"
Bore Dia 3.9375"
Bore Dia Tolerance +0.001" to 0
Outer Dia 6.375"
Outer Dia Tolerance +0.001" to 0
Cone Width 1.4219"
Cone Width Tolerance +0.003" to -0.01
Cup Width 1.1563"
Cup Width Tolerance +0.002" to -0.01
Width 1.5625"
Width Tolerance +0.008" to 0
Cone Backface ToClear Radius 0.14"
Cup Backface ToClear Radius 0.130"
Cone Frontface Backing Diameter 4.95"
Cone Backface Backing Diameter 4.57"
Cup Frontface Backing Diameter 6.08"
Cup Backface Backing Diameter 5.63"
Cage Cone Frontface Clearance 0.12"
Cage Cone Backface Clearance 0.16"
Effective Center Location -0.02"
System of Measurement Inch
Type Bearing
Cone Part Number 52393
Cup Part Number 52638
Bearing Type Roller
Roller Bearing Type Tapered
For Load Direction Combined
Construction Single Row
Seal Type Open
Cups Type Standard
Series 52000
Ring Material Chrome Steel
Roller Material Chrome Steel
Cage Material Steel
Dynamic Radial Load 50200 lbf
Static Radial Load 77000 lbf
Dynamic Radial Rating(90 Million Revolutions)(C90) 13000 lbf
Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 10600 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 6.3 lb

Features

Performance Features of 52393-52638 Bearing

52393-52638 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 50,200 lbf, making it suitable for heavy-duty applications.

The steel cage maintains roller alignment, ensuring smooth operation and reduced wear.
With a standard radial clearance, it provides flexibility for various industrial needs.

52393-52638 Bearing operates efficiently within a temperature range of -30° to 110°C.
Its tapered roller design enhances load distribution, improving overall durability.

The open seal type allows for easy lubrication, supporting consistent performance.
Weighing 6.3 lb, it balances strength and practicality in demanding environments.

Application

Industrial Uses of 52393-52638 Bearing
This bearing is commonly used in heavy machinery like construction equipment and agricultural gear, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability in tough working conditions.

Where Is 52393-52638 Bearing Used?
You’ll often find 52393-52638 Bearing in automotive axles and wheel hubs, providing reliable support under both radial and thrust loads. Its inch sizing makes it a good fit for American-made vehicles and industrial systems.

Built for Heavy-Duty Use: 52393-52638 Bearing
In mining and material handling, 52393-52638 Bearing stands up to constant stress and vibration. The open design allows for easy lubrication, extending its service life in demanding environments.

Automotive vs Aerospace: Applications of 52393-52638 Bearing
While 52393-52638 Bearing is popular in truck transmissions, it’s also suitable for aerospace landing gear components. The ABEC-1 rating balances precision with cost-effectiveness for these applications.

Essential Roles of 52393-52638 Bearing
For rail and marine applications, 52393-52638 Bearing offers stable performance in high-load scenarios. The steel cage and chrome rollers provide consistent operation even in variable temperatures.