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

The 455A-453X is a single-row tapered roller bearing with a 1.5″ bore and 4.125″ outer diameter, crafted from sturdy chrome steel. It manages combined loads up to 30500 lbf radially and 4540 lbf thrust, suitable for demanding applications.

Its open design simplifies 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, making it a practical choice for replacements. It’s ideal for heavy-duty machinery like gearboxes or wheel hubs where combined loads are common.

Weighing 3 lb, it offers a robust build for its size. Compliant with RoHS and REACH standards, it meets safety and environmental requirements.

The standard radial clearance and ABEC-1 rating provide reliable performance for general industrial use. Its tapered roller design ensures even load distribution, extending service life.

Easy to maintain and install, it’s a dependable option for both new builds and repairs. Suitable for applications requiring consistent performance under varying loads.

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Description

Features

Application

Q&A

Product Parameters

Part Number 455A-453X
Brand TFL
Interchangeable Timken
Size 1.5" x 4.125" x 1.1876"
Bore Dia 1.5"
Bore Dia Tolerance +0.005" to 0
Outer Dia 4.125"
Outer Dia Tolerance +0.001" to 0
Cone Width 1.1542"
Cone Width Tolerance +0.003" to -0.01
Cup Width 0.9687"
Cup Width Tolerance +0.002" to -0.01
Width 1.1876"
Width Tolerance +0.008" to 0
Cone Backface ToClear Radius 0.14"
Cup Backface ToClear Radius 0.130"
Cone Frontface Backing Diameter 1.95"
Cone Backface Backing Diameter 2.2"
Cup Frontface Backing Diameter 3.90"
Cup Backface Backing Diameter 3.62"
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 455A
Cup Part Number 453X
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 30500 lbf
Static Radial Load 37200 lbf
Dynamic Radial Rating(90 Million Revolutions)(C90) 7900 lbf
Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 4540 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 455A-453X Bearing

455A-453X Bearing is constructed with chrome steel rings and rollers, offering robust performance under combined loads.
Its dynamic radial load capacity reaches 30,500 lbf, making it suitable for heavy-duty applications.

The steel cage maintains roller alignment, ensuring smooth operation and reducing wear.
With a temperature range of -30° to 110°C, it performs reliably in various environments.

455A-453X Bearing’s standard radial clearance provides flexibility for different operational needs.
Its ABEC-1 rating ensures consistent precision in industrial settings.

Application

Industrial Uses of 455A-453X Bearing
The 455A-453X 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, 455A-453X Bearing fits well in wheel hubs and differential systems, providing reliable performance under radial and thrust loads. The inch sizing makes it compatible with many North American vehicle models.

For industrial conveyor systems, 455A-453X Bearing’s open design allows for easy lubrication, extending service life in high-load scenarios. The steel cage adds stability, making it a dependable choice for continuous operation.

Where Is 455A-453X Bearing Used?
You’ll often find 455A-453X Bearing in mining equipment, where its robust design handles harsh conditions. The tapered rollers distribute loads evenly, reducing wear over time.

In power transmission systems, 455A-453X Bearing supports shafts and gears, ensuring smooth rotation. Its ABEC-1 rating balances precision and cost-effectiveness for general industrial use.

Built for Heavy-Duty Use: 455A-453X Bearing
The 455A-453X Bearing excels in applications like forklifts and cranes, where strength and reliability are key. Its standard radial clearance suits most general machinery needs.

For railway applications, 455A-453X Bearing’s tapered rollers manage both radial and axial forces effectively. The chrome steel components resist wear, even under constant vibration.

Automotive vs Aerospace: Applications of 455A-453X Bearing
In automotive settings, 455A-453X Bearing is ideal for drivetrains, offering a balance of load capacity and affordability. The inch measurements align with many US-made components.

While not typically used in aerospace, 455A-453X Bearing suits ground support equipment like tugs and loaders. Its temperature range covers most operational conditions without issue.