TS (Single Row Tapered Roller Bearings) (Imperial) 663-653X

The 663-653X is a single-row tapered roller bearing with a 3.25″ bore and 5.9055″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 55500 lbf radially and 10100 lbf thrust, making it versatile for various applications.

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

Weighing 6.5 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, ensuring safe and eco-friendly use.

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Description

Features

Application

Q&A

Product Parameters

Part Number 663-653X
Brand TFL
Interchangeable Timken
Size 3.25" x 5.9055" x 1.625"
Bore Dia 3.25"
Bore Dia Tolerance +0.001" to 0
Outer Dia 5.9055"
Outer Dia Tolerance +0.001" to 0
Cone Width 1.625"
Cone Width Tolerance +0.003" to -0.01
Cup Width 1.25"
Cup Width Tolerance +0.002" to -0.01
Width 1.625"
Width Tolerance +0.008" to 0
Cone Backface ToClear Radius 0.14"
Cup Backface ToClear Radius 0.12"
Cone Frontface Backing Diameter 4.41"
Cone Backface Backing Diameter 3.9"
Cup Frontface Backing Diameter 5.57"
Cup Backface Backing Diameter 5.24"
Cage Cone Frontface Clearance 0.1"
Cage Cone Backface Clearance 0.17"
Effective Center Location -0.31"
System of Measurement Inch
Type Bearing
Cone Part Number 663
Cup Part Number 653X
Bearing Type Roller
Roller Bearing Type Tapered
For Load Direction Combined
Construction Single Row
Seal Type Open
Cups Type Standard
Series 655
Ring Material Chrome Steel
Roller Material Chrome Steel
Cage Material Steel
Dynamic Radial Load 55500 lbf
Static Radial Load 75300 lbf
Dynamic Radial Rating(90 Million Revolutions)(C90) 14400 lbf
Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 10100 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 6.5 lb

Features

How Is 663-653X Bearing Engineered for Reliability?

663-653X Bearing is constructed with chrome steel rings and rollers, ensuring strength and durability under combined loads.
Its dynamic radial load capacity reaches 55,500 lbf, making it suitable for heavy-duty applications.

The steel cage maintains roller alignment, reducing friction and extending the bearing’s service life.
With a temperature range of -30° to 110°C, it performs reliably in various operating conditions.

663-653X Bearing requires lubrication, ensuring smooth operation and minimising wear over time.
Its standard radial clearance options provide flexibility for different precision needs.

Application

Industrial Uses of 663-653X Bearing
663-653X Bearing is commonly used in heavy machinery, such as construction equipment and mining tools, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability in demanding environments.

In automotive applications, 663-653X Bearing supports axle systems and wheel hubs, providing reliable performance under both radial and thrust loads. Its inch sizing makes it a preferred choice for American and British vehicle models.

For industrial conveyor systems, 663-653X Bearing’s open design allows for easy lubrication, extending service life in high-use scenarios. The steel cage adds stability, making it suitable for continuous operation.

Where Is 663-653X Bearing Used?
663-653X Bearing finds its place in agricultural machinery, such as tractors and harvesters, where its robust design withstands rough conditions. The standard radial clearance ensures smooth operation even with varying loads.

In power transmission systems, 663-653X Bearing supports gearboxes and pulleys, offering consistent performance. Its ABEC-1 rating provides a balance of precision and affordability for general industrial use.

Built for Heavy-Duty Use: 663-653X Bearing
663-653X Bearing excels in forestry equipment, like log splitters and sawmills, thanks to its high dynamic load capacity. The tapered rollers distribute stress evenly, reducing wear over time.

For railway applications, 663-653X Bearing is used in bogies and couplings, where its temperature range (-30° to 110°C) ensures reliability in diverse climates. The steel cage further enhances its resilience.

Automotive vs Aerospace: Applications of 663-653X Bearing
In automotive settings, 663-653X Bearing is ideal for drivetrain components, offering a cost-effective solution for mass-produced vehicles. Its inch measurements simplify integration with existing designs.

While not typically used in aerospace, 663-653X Bearing’s load capacity makes it suitable for ground support equipment. The chrome steel rollers provide the necessary strength for heavy lifting tasks.