TS (Single Row Tapered Roller Bearings) (Imperial) 81590-81962X

The 81590-81962X is a single-row tapered roller bearing with a 5.9″ bore and 9.6″ outer diameter, crafted from robust chrome steel. It handles combined loads up to 90,300 lbf and is designed for long-lasting performance.

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

This model is interchangeable with Timken bearings, making it a reliable replacement option. Ideal for industrial machinery or heavy equipment where combined radial and thrust loads are common.

Weighing 18.1 lbs, it’s built to withstand demanding conditions while meeting RoHS and REACH standards for safe use. The standard radial clearance offers flexibility for various applications.

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Description

Features

Application

Q&A

Product Parameters

Part Number 81590-81962X
Brand TFL
Interchangeable Timken
Size 5.9055" x 9.625" x 1.87"
Bore Dia 5.9055"
Bore Dia Tolerance +0.001" to 0
Outer Dia 9.625"
Outer Dia Tolerance +0.001" to 0
Cone Width 1.9687"
Cone Width Tolerance +0.003" to -0.01
Cup Width 1.625"
Cup Width Tolerance +0.002" to -0.01
Width 1.87"
Width Tolerance +0.014" to -0.01"
Cone Backface ToClear Radius 0.14"
Cup Backface ToClear Radius 0.130"
Cone Frontface Backing Diameter 7.32"
Cone Backface Backing Diameter 6.65"
Cup Frontface Backing Diameter 9.13"
Cup Backface Backing Diameter 8.86"
Cage Cone Frontface Clearance 0.03"
Cage Cone Backface Clearance 0.31"
Effective Center Location -0.21"
System of Measurement Inch
Type Bearing
Cone Part Number 81590
Cup Part Number 81962X
Bearing Type Roller
Roller Bearing Type Tapered
For Load Direction Combined
Construction Single Row
Seal Type Open
Cups Type Standard
Series 81000
Ring Material Chrome Steel
Roller Material Chrome Steel
Cage Material Steel
Dynamic Radial Load 90300 lbf
Static Radial Load 134000 lbf
Dynamic Radial Rating(90 Million Revolutions)(C90) 23400 lbf
Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 14100 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 18.1 lb

Features

Performance Features of 81590-81962X Bearing

81590-81962X Bearing is built with chrome steel rings and rollers, offering robust performance under combined loads.
Its dynamic radial load capacity reaches 90,300 lbf, making it suitable for heavy-duty applications.
The steel cage ensures proper roller alignment, enhancing durability and reducing friction.
With a temperature range of -30° to 110°C, it performs reliably in various operating conditions.

How Does 81590-81962X Bearing Resist Wear?

81590-81962X Bearing’s chrome steel construction provides excellent resistance to wear and tear.
The tapered roller design distributes loads evenly, minimising stress on individual components.
Its standard radial clearance allows for smooth operation, even under high radial loads.
Regular lubrication ensures consistent performance and extends the bearing’s service life.

Engineered for Precision: 81590-81962X Bearing

81590-81962X Bearing features precise tolerances, with bore and outer diameter tolerances of +0.001″ to 0.
The effective center location of -0.21″ ensures accurate alignment in various applications.
Its ABEC-1 rating guarantees reliable performance for general industrial use.
The single-row construction simplifies installation while maintaining high load capacity.

Steel vs Ceramic Bearings: Strengths of 81590-81962X Bearing

81590-81962X Bearing uses chrome steel for both rings and rollers, balancing cost and performance.
This material choice provides good resistance to fatigue under heavy dynamic loads.
The steel cage offers durability while keeping manufacturing costs reasonable.
With a static radial load of 134,000 lbf, it handles demanding applications effectively.

Application

Industrial Uses of 81590-81962X Bearing
81590-81962X Bearing is commonly used in heavy machinery, such as construction equipment and mining tools, where its tapered roller design handles combined loads efficiently. The chrome steel construction ensures durability even in tough working conditions.

In automotive applications, 81590-81962X Bearing supports axle systems and wheel hubs, providing reliable performance under high stress. Its inch sizing makes it compatible with many American and international vehicle models.

For industrial conveyors, 81590-81962X Bearing’s open design allows for easy lubrication, extending service life in continuous operation. The steel cage adds extra strength, making it suitable for high-load scenarios.

Where Is 81590-81962X Bearing Used?
You’ll often find 81590-81962X Bearing in agricultural machinery, like tractors and harvesters, where its robust design handles rough terrain. The tapered rollers distribute loads evenly, reducing wear over time.

In manufacturing plants, 81590-81962X Bearing is a go-to for gearboxes and drivetrains, thanks to its high dynamic radial load capacity. The standard radial clearance ensures smooth operation in various temperature ranges.

Built for Heavy-Duty Use: 81590-81962X Bearing
81590-81962X Bearing excels in forestry equipment, such as log splitters and sawmills, where its combined load capability is essential. The chrome steel rollers resist deformation under heavy pressure.

For railway applications, 81590-81962X Bearing supports freight car axles, offering stability and long service life. Its ABEC-1 rating provides sufficient precision for most industrial needs.

Automotive vs Aerospace: Applications of 81590-81962X Bearing
In automotive settings, 81590-81962X Bearing is ideal for truck differentials, handling both radial and thrust loads effortlessly. The inch measurements ensure easy integration with existing systems.

For aerospace ground equipment, 81590-81962X Bearing is used in cargo loaders and tow tractors, where reliability is critical. The temperature range suits most operational environments.