TS (Single Row Tapered Roller Bearings) (Imperial) 455-453AS

The 455-453AS is a single-row tapered roller bearing with a 2-inch bore and 4.25-inch outer diameter, built from sturdy chrome steel. It handles combined loads up to 36100 lbf radially and 5380 lbf thrust, making it versatile for various applications.

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

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

Weighing 2.7 lb, it balances strength and manageability. Compliant with RoHS and REACH standards, it meets safety and environmental requirements.

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Description

Features

Application

Q&A

Product Parameters

Part Number 455-453AS
Brand TFL
Interchangeable Timken
Size 2" x 4.25" x 1.0939"
Bore Dia 2"
Bore Dia Tolerance +0.005" to 0
Outer Dia 4.25"
Outer Dia Tolerance +0.001" to 0
Cone Width 1.1542"
Cone Width Tolerance +0.003" to -0.01
Cup Width 0.875"
Cup Width Tolerance +0.002" to -0.01
Width 1.0939"
Width Tolerance +0.008" to 0
Cone Backface ToClear Radius 0.03"
Cup Backface ToClear Radius 0.090"
Cone Frontface Backing Diameter 2.32"
Cone Backface Backing Diameter 2.36"
Cup Frontface Backing Diameter 3.96"
Cup Backface Backing Diameter 3.74"
Cage Cone Frontface Clearance 0.08"
Cage Cone Backface Clearance 0.07"
Effective Center Location -0.28"
System of Measurement Inch
Type Bearing
Cone Part Number 455
Cup Part Number 453AS
Bearing Type Roller
Roller Bearing Type Tapered
For Load Direction Combined
Construction Single Row
Seal Type Open
Cups Type Standard
Series 455
Ring Material Chrome Steel
Roller Material Chrome Steel
Cage Material Steel
Dynamic Radial Load 36100 lbf
Static Radial Load 37200 lbf
Dynamic Radial Rating(90 Million Revolutions)(C90) 9370 lbf
Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 5380 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 2.700 lb

Features

Performance Features of 455-453AS Bearing

455-453AS Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 36,100 lbf, ensuring reliable performance in heavy-duty applications.

The steel cage maintains proper roller alignment, reducing friction and extending operational life.
With a temperature range of -30° to 110°C, it performs well in various environmental conditions.

455-453AS Bearing requires regular lubrication, which helps maintain smooth operation over time.
Its standard radial clearance options provide flexibility for different installation needs.

Application

Industrial Uses of 455-453AS Bearing
The 455-453AS 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.

Where Is 455-453AS Bearing Used?
You’ll often find 455-453AS Bearing in automotive applications, particularly in wheel hubs and differential systems, where its precision and load capacity are essential. The imperial sizing makes it a straightforward fit for many North American vehicles.

Built for Heavy-Duty Use: 455-453AS Bearing
In industrial conveyor systems, 455-453AS Bearing provides reliable performance under constant radial and thrust loads. Its open design simplifies lubrication, which is key for maintaining long service life.

Automotive vs Aerospace: Applications of 455-453AS Bearing
While 455-453AS Bearing is popular in automotive drivetrains, it’s also suitable for aerospace ground support equipment, where its robust construction meets rigorous standards. The ABEC-1 rating ensures consistent performance across these varied uses.

Perfect Fit for Automation: 455-453AS Bearing
For automated production lines, 455-453AS Bearing offers smooth operation in robotic arms and assembly systems. Its steel cage and tapered rollers provide stability, even at moderate speeds.