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TS (Single Row Tapered Roller Bearings) (Imperial) 14138A-14273

TS (Single Row Tapered Roller Bearings) (Imperial) 14138A-14273

The 14138A-14273 is a single-row tapered roller bearing with a 1.375″ 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 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 0.7lb, it’s lightweight yet robust. Compliant with RoHS and REACH standards for safe and eco-friendly use.

The standard radial clearance and ABEC-1 rating make it suitable for general industrial applications. Its tapered roller design provides efficient load distribution for longer service life.

Perfect for maintenance tasks, as its open structure simplifies inspection and re-greasing. A practical choice for both new installations and replacements in imperial-sized equipment.

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Product Parameters

  • Part Number 14138A-14273
  • Brand TFL
  • Interchangeable Timken
  • Size 1.375" x 2.717" x 0.7613"
  • Bore Dia 1.375"
  • 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 0.6675"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 0.7613"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.000"
  • Cone Frontface Backing Diameter 1.61"
  • Cone Backface Backing Diameter 1.85"
  • Cup Frontface Backing Diameter 2.52"
  • Cup Backface Backing Diameter 2.20"
  • 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 14138A
  • Cup Part Number 14273
  • 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 14138A-14273 Bearing

14138A-14273 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 steel cage maintains proper roller alignment, reducing friction and extending operational life.
With a standard radial clearance, it provides flexibility for different installation requirements.

How Is 14138A-14273 Bearing Engineered for Reliability?

14138A-14273 Bearing features a single-row tapered roller design, ideal for handling both radial and thrust loads.
The chrome steel construction enhances durability, even in demanding operating conditions.
Its effective center location of -0.17″ ensures stable performance under heavy loads.
The bearing operates efficiently within a temperature range of -30° to 110°C.

Designed for Durability: 14138A-14273 Bearing

14138A-14273 Bearing’s tapered roller design distributes loads evenly, reducing stress on components.
The steel cage provides robust support, maintaining roller alignment during high-speed operation.
With a static radial load capacity of 13,900 lbf, it excels in heavy-duty applications.
Its ABEC-1 rating ensures consistent performance for precision tasks.

Steel vs Ceramic Bearings: Strengths of 14138A-14273 Bearing

14138A-14273 Bearing uses chrome steel for both rings and rollers, offering excellent strength and wear resistance.
The steel cage design ensures reliable performance under combined radial and thrust loads.
Its dynamic thrust rating of 2,080 lbf makes it suitable for various industrial applications.
The bearing’s standard radial clearance allows for easy installation and maintenance.

Application

Industrial Uses of 14138A-14273 Bearing
14138A-14273 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, 14138A-14273 Bearing fits well in wheel hubs and differential systems, providing reliable performance under varying loads. Its imperial sizing makes it a convenient choice for older or US-made vehicles.

For industrial conveyor systems, 14138A-14273 Bearing’s open design allows for easy lubrication, extending its service life in continuous operation. The steel cage adds extra strength, making it suitable for high-load scenarios.

What Makes 14138A-14273 Bearing a Preferred Choice?
14138A-14273 Bearing stands out in applications like gearboxes and power transmission systems due to its balanced load capacity. The standard radial clearance offers flexibility for different operational needs.

Its compatibility with Timken models makes 14138A-14273 Bearing a practical replacement in maintenance and repair jobs. The ABEC-1 rating ensures consistent performance without overcomplicating precision requirements.

Built for Heavy-Duty Use: 14138A-14273 Bearing
14138A-14273 Bearing excels in mining equipment, where its robust design handles extreme loads and harsh environments. The tapered rollers distribute stress evenly, reducing wear over time.

In forestry machinery, 14138A-14273 Bearing’s temperature tolerance ensures reliability even in fluctuating conditions. The steel cage and chrome steel components provide a long service life with minimal maintenance.

Automotive vs Aerospace: Applications of 14138A-14273 Bearing
In automotive settings, 14138A-14273 Bearing is often found in drivetrains, offering smooth operation under combined loads. Its imperial measurements align with many classic car specifications.

While not typically used in aerospace, 14138A-14273 Bearing’s precision makes it suitable for ground support equipment. The dynamic load ratings ensure it can handle repetitive stress without failure.

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