TS (Single Row Tapered Roller Bearings) (Imperial) 81593-81964

TS (Single Row Tapered Roller Bearings) (Imperial) 81593-81964

The 81593-81964 is a single-row tapered roller bearing with a 5.9375″ bore and 9.6457″ outer diameter, crafted from sturdy chrome steel. It manages combined loads up to 90300 lbf and is designed for long-lasting performance.

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

This model is interchangeable with Timken bearings, making it a practical choice for replacements. Suitable for heavy-duty applications like industrial gearboxes or large machinery where combined loads are common.

Weighing 17.30 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards for safe and reliable use.

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Product Parameters

  • Part Number 81593-81964
  • Brand TFL
  • Interchangeable Timken
  • Size 5.9375" x 9.6457" x 1.875"
  • Bore Dia 5.9375"
  • 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 7.33"
  • 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 81593
  • 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 17.30 lb

Features

Performance Features of 81593-81964 Bearing

81593-81964 Bearing is built with chrome steel rings and rollers, offering strong resistance to 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, reducing friction and enhancing durability.
With a temperature range of -30° to 110°C, it performs reliably in various conditions.

How Does 81593-81964 Bearing Resist Wear?

81593-81964 Bearing’s tapered roller design distributes loads evenly, minimising wear over time.
The chrome steel construction provides excellent hardness and resistance to surface fatigue.
Its standard radial clearance allows for smooth operation, even under heavy radial and thrust loads.
Regular lubrication further extends its service life in demanding environments.

Built for Reliability: 81593-81964 Bearing

81593-81964 Bearing features precise cone and cup dimensions for consistent performance.
The steel cage maintains roller positioning, ensuring stable operation at various speeds.
With a static radial load capacity of 134,000 lbf, it handles significant stress without deformation.
Its ABEC-1 rating confirms consistent manufacturing quality for reliable use.

Steel vs Ceramic Bearings: Strengths of 81593-81964 Bearing

81593-81964 Bearing uses chrome steel for both rings and rollers, offering excellent strength-to-weight ratio.
This material choice provides better impact resistance compared to ceramic alternatives in heavy industrial applications.
The steel construction maintains dimensional stability across its operating temperature range.
While requiring lubrication, it offers cost-effective performance for most industrial needs.

Application

Industrial Uses of 81593-81964 Bearing
81593-81964 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 81593-81964 Bearing Used?
You’ll often find 81593-81964 Bearing in agricultural machinery, such as tractors and harvesters, where its robust design supports high loads. Its inch sizing makes it compatible with many North American industrial applications.

Built for Heavy-Duty Use: 81593-81964 Bearing
81593-81964 Bearing excels in railway applications, particularly in axle boxes, where its single-row tapered rollers provide reliable performance. The steel cage adds extra strength for long-term use.

Automotive vs Aerospace: Applications of 81593-81964 Bearing
In automotive systems, 81593-81964 Bearing is ideal for wheel hubs and differentials, thanks to its combined load capacity. For aerospace, it’s less common but can be found in ground support equipment.

Practical Applications of 81593-81964 Bearing
81593-81964 Bearing is a go-to choice for industrial fans and blowers, where its standard radial clearance ensures smooth operation. The open design allows for easy lubrication and maintenance.

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