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TS (Single Row Tapered Roller Bearings) (Imperial) 14139-14283

TS (Single Row Tapered Roller Bearings) (Imperial) 14139-14283

The 14139-14283 is a single-row tapered roller bearing with a 1.377″ bore and 2.838″ outer diameter, crafted from durable chrome steel. It handles combined loads up to 12300 lbf radially and 2080 lbf in thrust, making it versatile for various applications.

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

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

Weighing just 0.9 lb, 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 14139-14283
  • Brand TFL
  • Interchangeable Timken
  • Size 1.377" x 2.838" x 0.8813"
  • Bore Dia 1.377"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 2.838"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 0.771"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.725"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 0.8813"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.050"
  • Cup Backface ToClear Radius 0.090"
  • Cone Frontface Backing Diameter 1.61"
  • Cone Backface Backing Diameter 1.67"
  • Cup Frontface Backing Diameter 2.60"
  • Cup Backface Backing Diameter 2.36"
  • Cage Cone Frontface Clearance 0.07"
  • Cage Cone Backface Clearance 0.02"
  • Effective Center Location -0.17"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 14139
  • Cup Part Number 14283
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 14000
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 12300 lbf
  • Static Radial Load 13900 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 3180 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 2080 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 0.9 lb

Features

Why Choose 14139-14283 Bearing for Precision Tasks?

14139-14283 Bearing features chrome steel rings and rollers, ensuring durability and high load capacity.
Its dynamic radial load rating of 12,300 lbf makes it suitable for demanding industrial applications.

The tapered roller design efficiently handles combined loads, providing reliable performance.
With a standard radial clearance, it offers flexibility for various precision tasks.

14139-14283 Bearing operates within a temperature range of -30° to 110°C, adapting to different environments.
Its steel cage maintains roller alignment, reducing wear and extending service life.

The open seal design allows for easy lubrication, ensuring smooth operation.
This bearing is interchangeable with Timken models, offering convenience for replacements.

Application

Industrial Uses of 14139-14283 Bearing
14139-14283 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.

In automotive applications, 14139-14283 Bearing fits well in wheel hubs and differential systems, providing reliable performance under both radial and thrust loads. Its imperial sizing makes it a convenient choice for North American vehicle models.

For industrial conveyor systems, 14139-14283 Bearing’s open design allows for easy lubrication, extending service life in high-load scenarios. The steel cage adds stability, making it suitable for continuous operation.

What Makes 14139-14283 Bearing a Preferred Choice?
14139-14283 Bearing stands out in machinery requiring precise load distribution, thanks to its tapered roller design. The ABEC-1 rating ensures consistent performance without overcomplicating the setup.

In robotics, 14139-14283 Bearing supports articulated arms and joints, where its combined load capacity is particularly useful. The standard radial clearance offers a balance between precision and ease of installation.

Built for Heavy-Duty Use: 14139-14283 Bearing
14139-14283 Bearing excels in mining equipment, where its robust construction withstands harsh conditions. The dynamic radial load capacity of 12,300 lbf ensures reliability under stress.

For power transmission systems, 14139-14283 Bearing’s compatibility with Timken models simplifies maintenance. The inch measurements make it versatile for various industrial setups.

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