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TS (Single Row Tapered Roller Bearings) (Imperial) 14139-14276

TS (Single Row Tapered Roller Bearings) (Imperial) 14139-14276

The 14139-14276 is a single-row tapered roller bearing with a 1.377″ bore and 2.717″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 12300 lbf radially and 2080 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 from -30°C to 110°C.

This model is interchangeable with Timken bearings, offering a reliable replacement option. Ideal for industrial machinery or automotive systems where combined loads are common.

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

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Product Parameters

  • Part Number 14139-14276
  • Brand TFL
  • Interchangeable Timken
  • Size 1.377" x 2.717" x 0.7813"
  • Bore Dia 1.377"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 2.717"
  • 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 0.050"
  • Cup Backface ToClear Radius 0.050"
  • Cone Frontface Backing Diameter 1.61"
  • Cone Backface Backing Diameter 1.67"
  • Cup Frontface Backing Diameter 2.52"
  • 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 14276
  • 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 0.7 lb

Features

Performance Features of 14139-14276 Bearing

14139-14276 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 performance in various applications.

The tapered roller design of 14139-14276 Bearing provides smooth operation under heavy loads.
With a standard radial clearance, it balances durability and efficiency in demanding conditions.

14139-14276 Bearing operates within a temperature range of -30° to 110°C, suitable for diverse environments.
Its steel cage keeps the rollers aligned, reducing wear and extending service life.

The open seal type of 14139-14276 Bearing simplifies maintenance, making it user-friendly.
Its ABEC-1 rating ensures consistent performance for precision tasks.

Application

Industrial Uses of 14139-14276 Bearing
14139-14276 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 tough working conditions.

In automotive applications, 14139-14276 Bearing fits well in wheel hubs and differential systems, providing reliable performance under varying loads. Its inch sizing makes it compatible with many American-made vehicles.

For industrial conveyor systems, 14139-14276 Bearing’s open design allows for easy lubrication, extending its service life in continuous operation. The steel cage adds extra strength to withstand high radial loads.

Where Is 14139-14276 Bearing Used?
You’ll often find 14139-14276 Bearing in mining equipment, where its ability to handle both radial and thrust loads is crucial. The standard radial clearance ensures smooth operation even under heavy stress.

In power transmission systems, 14139-14276 Bearing supports shafts and gears, thanks to its robust tapered roller design. The ABEC-1 rating makes it suitable for general precision requirements.

Built for Heavy-Duty Use: 14139-14276 Bearing
14139-14276 Bearing excels in forestry machinery, where its chrome steel rollers resist wear from dirt and debris. The single-row construction simplifies maintenance in remote locations.

For railway applications, 14139-14276 Bearing’s temperature range (-30° to 110°C) ensures reliability in varying climates. The dynamic radial load capacity of 12300 lbf makes it a dependable choice.

Automotive vs Aerospace: Applications of 14139-14276 Bearing
In automotive settings, 14139-14276 Bearing is ideal for truck axles, balancing durability and performance. Its inch measurements align with standard US automotive specs.

For aerospace ground equipment, 14139-14276 Bearing handles heavy loads in tow tractors and cargo loaders. The steel cage and chrome steel rollers provide long-lasting service.

Q&A

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