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TS (Single Row Tapered Roller Bearings) (Imperial) 81590-81964

TS (Single Row Tapered Roller Bearings) (Imperial) 81590-81964

The 81590-81964 is a single-row tapered roller bearing with a 5.9″ bore and 9.6″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 90,300 lbf and suits moderate-speed 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.

This model is interchangeable with Timken bearings, making it a practical choice for replacements. Ideal for heavy-duty machinery or automotive systems where combined loads are common.

Weighing 17.5lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards for safe industrial use.

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Product Parameters

  • Part Number 81590-81964
  • Brand TFL
  • Interchangeable Timken
  • Size 5.9055" x 9.6457" x 1.875"
  • Bore Dia 5.9055"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 9.6457"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.9687"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 1.3125"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.875"
  • 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 9.06"
  • 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 81964
  • 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 17.500 lb

Features

How Is 81590-81964 Bearing Engineered for Reliability?

81590-81964 Bearing is crafted from chrome steel for both rings and rollers, ensuring strength and durability under combined loads.
Its dynamic radial load capacity reaches 90,300 lbf, making it suitable for heavy-duty industrial applications.
The steel cage maintains roller alignment, reducing friction and extending operational life.
With a standard radial clearance option, it offers flexibility for various installation requirements.

Why Choose 81590-81964 Bearing for Precision Tasks?

81590-81964 Bearing features precise tolerances, with bore and outer diameter tolerances within +0.001″ to 0.
The tapered roller design efficiently handles both radial and thrust loads, ensuring smooth operation.
Its effective center location of -0.21″ enhances stability in demanding setups.
The ABEC-1 rating confirms its suitability for applications requiring reliable precision.

Built for Durability: 81590-81964 Bearing

81590-81964 Bearing’s chrome steel construction resists wear, even under high static radial loads of 134,000 lbf.
The open design allows for easy lubrication, maintaining performance in temperatures from -30° to 110°C.
Its single-row tapered roller design ensures consistent load distribution.
Weighing 17.500 lb, it balances robustness with practical handling.

Steel vs Ceramic Bearings: Strengths of 81590-81964 Bearing

81590-81964 Bearing uses chrome steel for rollers and rings, offering excellent load-bearing capabilities.
Its dynamic thrust rating of 14,100 lbf ensures reliable performance in thrust-heavy applications.
The steel cage provides durability without compromising on roller alignment.
Standard radial clearance options make it adaptable to various operational conditions.

Performance Features of 81590-81964 Bearing

81590-81964 Bearing handles combined loads effortlessly, thanks to its tapered roller design.
With a dynamic radial rating of 23,400 lbf at 90 million revolutions, it ensures long service life.
The cone and cup widths are precision-machined for consistent performance.
Its compliance with RoHS and REACH standards highlights its environmental and safety credentials.

Application

Industrial Uses of 81590-81964 Bearing
81590-81964 Bearing is commonly used in heavy machinery like mining equipment and construction vehicles, where its tapered roller design handles combined radial and thrust loads effectively. The chrome steel construction ensures durability in tough working conditions.

Where Is 81590-81964 Bearing Used?
You’ll often find 81590-81964 Bearing in agricultural machinery, such as tractors and harvesters, where its robust design supports high loads and long service life. The open seal type allows for easy lubrication, keeping performance consistent.

Built for Heavy-Duty Use: 81590-81964 Bearing
81590-81964 Bearing excels in industrial gearboxes, providing reliable performance under continuous operation. Its single-row tapered rollers distribute loads evenly, reducing wear and extending lifespan.

Automotive vs Aerospace: Applications of 81590-81964 Bearing
In automotive applications, 81590-81964 Bearing is ideal for wheel hubs and differentials, offering stability under varying loads. For aerospace, its precision and strength make it suitable for auxiliary systems requiring dependable performance.

Perfect Fit for Automation: 81590-81964 Bearing
81590-81964 Bearing works well in automated conveyor systems, where its tapered rollers ensure smooth movement under heavy loads. The steel cage adds extra resilience, making it a reliable choice for high-use environments.

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