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TS (Single Row Tapered Roller Bearings) (Imperial) 14139X-14299

TS (Single Row Tapered Roller Bearings) (Imperial) 14139X-14299

The 14139X-14299 is a single-row tapered roller bearing with a 1.378″ bore and 3.0625″ outer diameter, crafted from sturdy chrome steel. It manages combined loads up to 12300 lbf radially and 2080 lbf thrust, suitable for moderate-speed applications.

Its open design simplifies 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, offering a reliable replacement option. Ideal for use in gearboxes, axles, or industrial equipment where combined loads are present.

Weighing just 1 lb, it’s a compact yet robust choice for various mechanical setups. Compliant with RoHS and REACH standards for safe and eco-friendly use.

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Product Parameters

  • Part Number 14139X-14299
  • Brand TFL
  • Interchangeable Timken
  • Size 1.378" x 3.0625" x 0.7813"
  • Bore Dia 1.378"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 3.0625"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 0.771"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.625"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 0.7813"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.050"
  • Cone Frontface Backing Diameter 1.61"
  • Cone Backface Backing Diameter 1.85"
  • Cup Frontface Backing Diameter 2.62"
  • Cup Backface Backing Diameter 2.52"
  • 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 14139X
  • Cup Part Number 14299
  • 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 1 lb

Features

Performance Features of 14139X-14299 Bearing

14139X-14299 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 12,300 lbf, ensuring reliable operation in various applications.

The steel cage maintains proper roller alignment, reducing friction and extending service life.
With a standard radial clearance, it provides flexibility for different operational needs.

14139X-14299 Bearing operates efficiently within a temperature range of -30° to 110°C.
Its tapered roller design ensures smooth performance under both radial and thrust loads.

The open seal type allows for easy lubrication, maintaining optimal performance.
Weighing just 1 lb, it combines durability with a lightweight design.

Application

Industrial Uses of 14139X-14299 Bearing
14139X-14299 Bearing is commonly used in heavy machinery like construction equipment and agricultural gear, where its tapered roller design handles combined loads efficiently. The chrome steel construction ensures durability even in tough working conditions.

Where Is 14139X-14299 Bearing Used?
You’ll often find 14139X-14299 Bearing in automotive applications, particularly in wheel hubs and differential systems. Its inch sizing makes it a good fit for older or custom-built vehicles requiring imperial measurements.

Built for Heavy-Duty Use: 14139X-14299 Bearing
14139X-14299 Bearing works well in conveyor systems and industrial fans, thanks to its open design and easy lubrication. The steel cage adds extra strength, making it reliable for continuous operation.

Automotive vs Aerospace: Applications of 14139X-14299 Bearing
In automotive settings, 14139X-14299 Bearing supports drivetrain components, while in aerospace, it’s suited for auxiliary systems due to its balanced load capacity. The ABEC-1 rating ensures consistent performance across both fields.

Practical Applications of 14139X-14299 Bearing
For farm equipment like tractors and harvesters, 14139X-14299 Bearing provides smooth rotation under heavy radial and thrust loads. Its standard radial clearance options allow for flexibility in different operating conditions.

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