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TS (Single Row Tapered Roller Bearings) (Imperial) 19143-19283

TS (Single Row Tapered Roller Bearings) (Imperial) 19143-19283

The 19143-19283 is a single-row tapered roller bearing with a 1.4375″ bore and 2.8346″ 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 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 wheel hubs where combined loads are common.

Weighing just 0.7 lb, it’s lightweight yet robust. Compliant with RoHS and REACH standards for safe use.

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Product Parameters

  • Part Number 19143-19283
  • Brand TFL
  • Interchangeable Timken
  • Size 1.4375" x 2.8346" x 0.67"
  • Bore Dia 1.4375"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 2.8346"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 0.6504"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.5625"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 0.67"
  • 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 2.62"
  • Cup Backface Backing Diameter 2.48"
  • 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 19283
  • 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 0.7 lb

Features

Structural Advantages of 19143-19283 Bearing

19143-19283 Bearing features a single row tapered roller design, ideal for handling combined radial and thrust loads.
Its chrome steel construction ensures durability and resistance to wear in demanding applications.
The standard radial clearance allows for smooth operation, while the open design simplifies lubrication.
With a dynamic radial load capacity of 11,400 lbf, it provides reliable performance under heavy loads.

How Is 19143-19283 Bearing Engineered for Reliability?

19143-19283 Bearing uses high-quality chrome steel for both rollers and rings, enhancing its load-bearing capabilities.
The tapered roller design efficiently distributes stress, reducing wear and extending service life.
Its ABEC-1 rating ensures consistent precision, suitable for various industrial applications.
Operating within a temperature range of -30° to 110°C, it performs reliably in diverse conditions.

Optimized for Efficiency: 19143-19283 Bearing

19143-19283 Bearing’s steel cage maintains proper roller alignment, minimising friction and noise.
The standard cup type design allows for easy installation and interchangeability with Timken bearings.
With a static radial load capacity of 13,000 lbf, it handles heavy-duty applications with ease.
Its effective centre location ensures stable performance, even under combined loads.

Material Composition of 19143-19283 Bearing

19143-19283 Bearing is constructed from chrome steel, offering excellent strength and wear resistance.
The steel cage provides robust support for the tapered rollers, ensuring long-lasting performance.
This material combination withstands high loads while maintaining dimensional stability.
Compliant with RoHS and REACH standards, it meets stringent environmental and safety requirements.

Application

Key Fields for 19143-19283 Bearing
In industrial settings, 19143-19283 Bearing is commonly used in heavy machinery like conveyor systems and gearboxes, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability even in demanding environments.

Where Is 19143-19283 Bearing Used?
You’ll often find 19143-19283 Bearing in automotive applications, particularly in wheel hubs and differentials, where its ability to manage both radial and thrust loads is essential. The inch sizing makes it a good fit for many American-made vehicles.

Built for Heavy-Duty Use: 19143-19283 Bearing
This bearing excels in agricultural equipment, such as tractors and harvesters, thanks to its robust steel cage and high load capacity. The open design allows for easy lubrication, extending its service life.

Automotive vs Aerospace: Applications of 19143-19283 Bearing
While 19143-19283 Bearing is popular in automotive systems, it’s also suitable for aerospace components like landing gear, where precision and reliability are critical. The ABEC-1 rating ensures consistent performance under various conditions.

Perfect Fit for Automation: 19143-19283 Bearing
In robotic arms and automated assembly lines, 19143-19283 Bearing provides smooth movement and reliable load handling. Its standard radial clearance options make it adaptable to different precision requirements.

Q&A

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