TS (Single Row Tapered Roller Bearings) (Imperial) 497A-493X

The 497A-493X is a single-row tapered roller bearing with a 3.375″ bore and 5.5118″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 34700 lbf radially and 6850 lbf thrust, making it versatile for heavy-duty use.

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

This model is interchangeable with Timken bearings, offering a reliable replacement option. Ideal for applications like truck axles or industrial gearboxes where combined loads are common.

Weighing 3.6 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 497A-493X
Brand TFL
Interchangeable Timken
Size 3.375" x 5.5118" x 1.1876"
Bore Dia 3.375"
Bore Dia Tolerance +0.001" 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 0.25"
Cup Backface ToClear Radius 0.12"
Cone Frontface Backing Diameter 4.43"
Cone Backface Backing Diameter 4.13"
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 497A
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 3.600 lb

Features

Performance Features of 497A-493X Bearing

497A-493X Bearing is constructed with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 34,700 lbf, ensuring reliable performance in demanding conditions.

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 environments.

497A-493X Bearing’s standard radial clearance allows for flexibility in different applications.
Its ABEC-1 rating ensures consistent precision for industrial uses.

Application

Industrial Uses of 497A-493X Bearing
497A-493X Bearing is commonly used in heavy machinery like construction equipment, where its tapered roller design handles combined loads efficiently. The chrome steel construction ensures durability in rugged environments.

In automotive applications, 497A-493X Bearing fits well in wheel hubs and differential systems, providing reliable performance under varying loads. Its inch sizing makes it compatible with many North American vehicle models.

For industrial conveyors, 497A-493X Bearing’s open design allows for easy lubrication, extending service life in high-load scenarios. The steel cage adds stability during continuous operation.

Where Is 497A-493X Bearing Used?
You’ll often find 497A-493X Bearing in agricultural machinery, where its robust design handles dirt and debris without compromising performance. The standard radial clearance suits most farming equipment needs.

In mining operations, 497A-493X Bearing’s high dynamic load capacity makes it ideal for crushers and screens. Its temperature range ensures reliability even in harsh conditions.

Built for Heavy-Duty Use: 497A-493X Bearing
497A-493X Bearing excels in forestry equipment, where its tapered rollers manage uneven loads from log handling. The ABEC-1 rating balances precision and cost-effectiveness.

For railway applications, 497A-493X Bearing’s combined load capability suits bogie systems perfectly. The chrome steel rollers resist wear from constant vibration.

Automotive vs Aerospace: Applications of 497A-493X Bearing
In trucks, 497A-493X Bearing supports axles with its high static radial load capacity. The inch measurements align with standard commercial vehicle specs.

For ground support equipment at airports, 497A-493X Bearing handles heavy loads from baggage loaders. Its steel cage withstands frequent start-stop cycles.