TS (Single Row Tapered Roller Bearings) (Imperial) 495A-493X

The 495A-493X is a single-row tapered roller bearing with a 3″ bore and 5.5118″ outer diameter, crafted from durable chrome steel. It handles combined loads up to 34700 lbf radially and 6850 lbf in thrust, making it versatile for various applications.

Its open design allows for easy lubrication, while the steel cage ensures reliable performance under heavy loads. The bearing operates smoothly in temperatures ranging from -30°C to 110°C.

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

Weighing 4.3 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it’s a safe and dependable choice.

The 495A-493X features a standard radial clearance, with options for C3, C4, or C5 available. Its tapered roller design ensures even load distribution, reducing wear over time.

With an ABEC-1 rating, it balances precision and affordability. The bearing’s effective center location of -0.03″ helps maintain alignment in demanding setups.

Suitable for environments requiring frequent lubrication, it’s a practical pick for maintenance-heavy applications. The chrome steel rollers and rings enhance durability under continuous use.

Whether in construction equipment or heavy-duty transports, this bearing delivers consistent performance. Its compatibility with Timken parts simplifies sourcing and replacements.

The 495A-493X’s cone and cup widths are precision-toleranced for a secure fit. The 0.14″ and 0.12″ backface clearances ensure smooth operation without unnecessary friction.

Its dynamic radial rating of 9000 lbf at 90 million revolutions highlights long-term reliability. The steel cage keeps rollers aligned, even at high speeds or under heavy loads.

This bearing is a solid choice for applications needing combined load handling, such as conveyor systems or agricultural machinery. The inch measurements make it straightforward for imperial system users.

With standard lubrication requirements, it’s easy to maintain. The bearing’s design prioritises durability, making it a cost-effective solution for industrial needs.

The 495A-493X’s cone and cup backing diameters ensure stability under load. The 4.17″ and 3.62″ cone diameters, along with the 5.19″ and 4.84″ cup diameters, provide robust support.

Its cage clearances of 0.12″ and 0.07″ minimise roller contact, reducing heat buildup. The bearing’s static radial load capacity of 48600 lbf suits high-stress environments.

Ideal for applications like pumps or compressors, it handles both radial and thrust forces efficiently. The chrome steel construction resists wear, extending service life.

Compliant with international standards, it’s a trustworthy component for global supply chains. The bearing’s design ensures easy integration into existing systems.

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Description

Features

Application

Q&A

Product Parameters

Part Number 495A-493X
Brand TFL
Interchangeable Timken
Size 3" x 5.5118" x 1.1876"
Bore Dia 3"
Bore Dia Tolerance +0.005" to 0
Outer Dia 5.5118"
Outer Dia Tolerance +0.001" to 0
Cone Width 1.172"
Cone Width Tolerance +0.003" to -0.01
Cup Width 0.875"
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 0.12"
Cone Frontface Backing Diameter 4.17"
Cone Backface Backing Diameter 3.62"
Cup Frontface Backing Diameter 5.19"
Cup Backface Backing Diameter 4.84"
Cage Cone Frontface Clearance 0.12"
Cage Cone Backface Clearance 0.07"
Effective Center Location -0.03"
System of Measurement Inch
Type Bearing
Cone Part Number 495A
Cup Part Number 493X
Bearing Type Roller
Roller Bearing Type Tapered
For Load Direction Combined
Construction Single Row
Seal Type Open
Cups Type Standard
Series 495
Ring Material Chrome Steel
Roller Material Chrome Steel
Cage Material Steel
Dynamic Radial Load 34700 lbf
Static Radial Load 48600 lbf
Dynamic Radial Rating(90 Million Revolutions)(C90) 9000 lbf
Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 6850 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 4.3 lb

Features

Performance Features of 495A-493X Bearing

495A-493X Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 34,700 lbf, making it suitable for heavy-duty applications.

The single-row tapered roller design ensures smooth operation and efficient load distribution.
With a standard radial clearance, it provides reliable performance in various conditions.

495A-493X Bearing operates within a temperature range of -30° to 110°C, ensuring versatility.
The steel cage maintains roller alignment, reducing wear and extending service life.

This bearing requires lubrication, but its robust construction minimises maintenance needs.
It is interchangeable with Timken bearings, offering flexibility in replacement options.

Application

Industrial Uses of 495A-493X Bearing
495A-493X Bearing is commonly used in heavy machinery like construction equipment, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability even in demanding environments.

In automotive applications, 495A-493X Bearing supports wheel hubs and differential systems, providing reliable performance under varying loads. Its imperial sizing makes it a practical choice for North American vehicle models.

For industrial conveyor systems, 495A-493X Bearing’s open design allows for easy lubrication, extending service life in high-use scenarios. The steel cage adds stability during continuous operation.

What Makes 495A-493X Bearing a Preferred Choice?
495A-493X Bearing is often selected for agricultural machinery due to its ability to withstand heavy radial and thrust loads. The standard radial clearance offers flexibility in various operating conditions.

In mining equipment, 495A-493X Bearing’s robust design ensures reliable performance under extreme loads. The ABEC-1 rating provides sufficient precision for most industrial applications.

Built for Heavy-Duty Use: 495A-493X Bearing
495A-493X Bearing excels in forestry machinery, where its tapered rollers manage uneven loads smoothly. The chrome steel rollers resist wear even in abrasive environments.

For railway applications, 495A-493X Bearing’s durability makes it suitable for axle boxes. Its temperature range allows operation in diverse climatic conditions.

Light-Duty vs Heavy-Duty: Best Uses for 495A-493X Bearing
In light-duty applications like small pumps, 495A-493X Bearing offers reliable performance with minimal maintenance. The steel cage ensures smooth rotation at moderate speeds.

For heavy-duty uses like crushers, 495A-493X Bearing’s high dynamic load capacity ensures longevity. The open design simplifies inspection and relubrication.