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TS (Single Row Tapered Roller Bearings) (Imperial) 19143-19268

TS (Single Row Tapered Roller Bearings) (Imperial) 19143-19268

The 19143-19268 is a single-row tapered roller bearing with a 1.4375″ bore and 2.6875″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 11400 lbf radially and 2250 lbf thrust, making it versatile for various applications.

Its open design allows for easy lubrication, while the steel cage ensures durability under stress. 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 heavy-duty machinery or automotive systems where combined loads are common.

Weighing just 0.6lb, it’s lightweight yet robust. Compliant with RoHS and REACH standards, it meets safety and environmental requirements.

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Product Parameters

  • Part Number 19143-19268
  • Brand TFL
  • Interchangeable Timken
  • Size 1.4375" x 2.6875" x 0.625"
  • 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 0.4688"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 0.625"
  • 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 2.40"
  • 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 19268
  • 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

How Is 19143-19268 Bearing Engineered for Reliability?

19143-19268 Bearing features chrome steel rings and rollers, ensuring durability under combined loads.
Its dynamic radial load capacity reaches 11,400 lbf, making it suitable for demanding applications.

The tapered roller design provides effective load distribution, reducing stress on individual components.
With a standard radial clearance, it offers reliable performance in various operating conditions.

19143-19268 Bearing operates within a temperature range of -30° to 110°C, ensuring versatility.
Its steel cage maintains roller alignment, enhancing stability and extending service life.

The open design simplifies lubrication, keeping maintenance straightforward and efficient.
This bearing is interchangeable with Timken models, offering flexibility for replacements.

Application

Industrial Uses of 19143-19268 Bearing
19143-19268 Bearing is commonly used in heavy machinery, such as construction equipment and agricultural gear, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability even in demanding environments.

Where Is 19143-19268 Bearing Used?
You’ll often find 19143-19268 Bearing in automotive applications like wheel hubs and differential systems, thanks to its ability to manage both radial and thrust loads. Its imperial sizing makes it a fit for many North American vehicle models.

Built for Heavy-Duty Use: 19143-19268 Bearing
19143-19268 Bearing excels in industrial fans and conveyor systems, where its open design allows for easy lubrication and maintenance. The steel cage adds robustness, making it reliable for continuous operation.

Automotive vs Aerospace: Applications of 19143-19268 Bearing
In automotive settings, 19143-19268 Bearing supports drivetrain components, while in aerospace, it’s used in auxiliary systems requiring precise load management. Its temperature range suits both environments well.

Perfect Fit for Automation: 19143-19268 Bearing
19143-19268 Bearing is ideal for automated machinery, such as robotic arms, where smooth rotation and load capacity are key. The standard radial clearance ensures consistent performance in repetitive tasks.

Q&A

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