TS (Single Row Tapered Roller Bearings) (Imperial) 663-652A

The 663-652A is a single-row tapered roller bearing with a 3.25″ bore and 5.875″ outer diameter, crafted from robust chrome steel. It handles combined loads up to 55,500 lbf radially and 10,100 lbf thrust, making it suitable for heavy-duty applications.

Its open design allows for easy lubrication, while the steel cage ensures durability under high stress. 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 use in industrial machinery, gearboxes, or automotive systems where combined loads are common.

Weighing 6.4 lb, it’s built to last with standard radial clearance and ABEC-1 precision. Compliant with RoHS and REACH standards for safe and eco-friendly use.

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Description

Features

Application

Q&A

Product Parameters

Part Number 663-652A
Brand TFL
Interchangeable Timken
Size 3.25" x 5.875" x 1.625"
Bore Dia 3.25"
Bore Dia Tolerance +0.001" to 0
Outer Dia 5.875"
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 0.130"
Cone Frontface Backing Diameter 4.41"
Cone Backface Backing Diameter 3.9"
Cup Frontface Backing Diameter 5.57"
Cup Backface Backing Diameter 5.20"
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 652A
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 6.4 lb

Features

Performance Features of 663-652A Bearing

663-652A 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 operational life.
With a standard radial clearance, it offers reliable performance in various industrial settings.

How Is 663-652A Bearing Engineered for Reliability?

663-652A Bearing features precise cone and cup dimensions, ensuring smooth operation and easy installation.
The tapered roller design efficiently handles both radial and thrust loads, enhancing versatility.
Its temperature range of -30° to 110°C allows consistent performance in diverse environments.
The ABEC-1 rating confirms its precision and quality for industrial use.

Built for Durability: 663-652A Bearing

663-652A Bearing’s chrome steel construction resists wear, even under high dynamic loads.
The single-row design simplifies maintenance while providing robust load-bearing capacity.
Its standard lubrication requirement ensures long-lasting performance with minimal upkeep.
With a static radial load of 75,300 lbf, it excels in demanding applications.

Application

Industrial Uses of 663-652A Bearing
663-652A 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 even in demanding environments.

In automotive applications, 663-652A Bearing supports wheel hubs and differential systems, providing reliable performance under high stress. Its imperial sizing makes it a straightforward replacement for Timken bearings in many vehicles.

For industrial conveyor systems, 663-652A Bearing’s open design allows for easy lubrication, extending service life in continuous operation. The steel cage adds strength, making it suitable for high-load scenarios.

What Makes 663-652A Bearing a Preferred Choice?
663-652A Bearing is often chosen for agricultural machinery due to its ability to withstand dirt and debris. The tapered rollers distribute loads evenly, reducing wear over time.

In power transmission systems, 663-652A Bearing’s high dynamic radial load capacity ensures smooth operation. Its compatibility with standard lubrication methods simplifies maintenance.

Built for Heavy-Duty Use: 663-652A Bearing
663-652A Bearing excels in railway applications, where its robust design handles both radial and thrust loads. The chrome steel rollers provide long-lasting performance even under constant vibration.

For pulp and paper processing equipment, 663-652A Bearing’s temperature resistance makes it ideal. The standard radial clearance allows for flexibility in various operating conditions.