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TS (Single Row Tapered Roller Bearings) (Imperial) 19143-19269

TS (Single Row Tapered Roller Bearings) (Imperial) 19143-19269

The 19143-19269 is a single-row tapered roller bearing with a 1.4375″ bore and 2.6875″ outer diameter, crafted from sturdy chrome steel. It supports combined loads up to 11400 lbf radially and 2250 lbf thrust, making it versatile for various applications.

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

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

Weighing just 0.600 lb, it’s lightweight yet robust. Compliant with RoHS and REACH standards for safe and reliable performance.

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Product Parameters

  • Part Number 19143-19269
  • Brand TFL
  • Interchangeable Timken
  • Size 1.4375" x 2.6875" x 0.7873"
  • Bore Dia 1.4375"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 2.6875"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 0.6504"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.6311"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 0.7873"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.06"
  • Cup Backface ToClear Radius 0.06"
  • Cone Frontface Backing Diameter 1.63"
  • Cone Backface Backing Diameter 1.73"
  • Cup Frontface Backing Diameter 2.60"
  • Cup Backface Backing Diameter 2.36"
  • Cage Cone Frontface Clearance 0.09"
  • Cage Cone Backface Clearance 0.03"
  • Effective Center Location -0.06"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 19143
  • Cup Part Number 19269
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 19000
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 11400 lbf
  • Static Radial Load 13000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 2960 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 2250 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 0.600 lb

Features

Performance Features of 19143-19269 Bearing

19143-19269 Bearing is crafted from chrome steel for both rings and rollers, ensuring strength and durability.
Its dynamic radial load capacity of 11400 lbf makes it suitable for combined load applications.

The single row tapered roller design provides effective load distribution, enhancing performance.
With a temperature range of -30° to 110°C, it operates reliably in various conditions.

Standard radial clearance options offer flexibility for different operational needs.
The steel cage maintains roller alignment, reducing friction and wear.

Application

Industrial Uses of 19143-19269 Bearing
The 19143-19269 Bearing is commonly used in heavy machinery like construction equipment and agricultural gear, where its tapered roller design handles combined loads effectively. Its chrome steel construction ensures durability even in tough working conditions.

In automotive applications, 19143-19269 Bearing fits well in wheel hubs and differential systems, providing reliable performance under varying loads. The inch sizing makes it a straightforward replacement for many North American vehicle models.

For industrial conveyor systems, 19143-19269 Bearing’s open design allows for easy lubrication, extending service life in high-load scenarios. The steel cage adds extra strength, making it suitable for continuous operation.

Where Is 19143-19269 Bearing Used?
You’ll often find 19143-19269 Bearing in mining equipment, where its ability to handle radial and thrust loads is crucial. The standard radial clearance ensures smooth operation even under heavy stress.

In manufacturing plants, 19143-19269 Bearing supports machinery like presses and gearboxes, thanks to its robust design. The ABEC-1 rating balances precision and cost-effectiveness for general industrial use.

Built for Heavy-Duty Use: 19143-19269 Bearing
The 19143-19269 Bearing excels in forestry equipment, where its tapered rollers manage uneven loads effortlessly. Its temperature range of -30° to 110°C ensures performance in diverse environments.

For railway applications, 19143-19269 Bearing’s durability makes it a reliable choice for axle boxes. The steel cage and chrome steel rollers provide long-lasting service with minimal maintenance.

Automotive vs Aerospace: Applications of 19143-19269 Bearing
In automotive settings, 19143-19269 Bearing is ideal for drivetrain components, offering a balance of strength and affordability. Its inch measurements simplify integration into existing designs.

For aerospace ground support equipment, 19143-19269 Bearing handles moderate loads reliably. While not for flight-critical parts, it’s trusted for maintenance tools and trolleys due to its consistent performance.

Q&A

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