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14138A Single Cones (Imperial)

14138A Single Cones (Imperial)

The 14138A single cone is a tapered roller bearing with a 1.375″ bore, designed for combined loads. Made from durable chrome steel, it handles dynamic radial loads up to 12300 lbf and operates smoothly in temperatures from -30°C to 110°C.

Its open design allows easy maintenance, while the steel cage ensures reliable performance. The bearing is part of the 14000 series and comes with standard radial clearance, though C3/C4/C5 options are available.

This model is interchangeable with Timken bearings, making it a practical choice for replacements. Ideal for industrial machinery or automotive applications where combined loads are common.

Compliant with RoHS and REACH standards, it offers a balance of strength and longevity. The ABEC-1 rating ensures consistent performance for general-purpose use.

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Product Parameters

  • Part Number 14138A
  • Brand TFL
  • Interchangeable Brand Timken
  • System of Measurement Inch
  • Type Cones
  • Bearing Part Number 14138A-14272 , 14138A-14273 , 14138A-14274 , 14138A-14274A , 14138A-14276 , 14138A-14277 , 14138A-14282 , 14138A-14283 , 14138A-14284 , 14138A-14299 , 14138A-14276-B
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Series 14000
  • Bore Dia 1.375"
  • Bore Dia Tolerance +0.005" to 0
  • Cone Width 0.771"
  • Cone Width Tolerance +0.003" to -0.01
  • Cone Backface ToClear Radius 0.14"
  • Cone Frontface Backing Diameter 1.63"
  • Cone Backface Backing Diameter 1.89"
  • Cage Cone Frontface Clearance 0.07"
  • Cage Cone Backface Clearance 0.02"
  • Effective Center Location -0.17"
  • Ring 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 Radial Rating(Two Row 1 Million Revolutions)(C1) 21400 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 2080 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions)(C90) 5540 lbf
  • Temperature Range -30° to 110 °C
  • ABEC Rating ABEC-1
  • Radial Clearance Standard (Available in C3/C4/C5)
  • RoHS Compliant
  • REACH Compliant

Features

How Does 14138A Bearing Handle Combined Loads?

14138A Bearing is built with chrome steel rings, offering strong resistance to both radial and thrust loads.
Its dynamic radial load capacity reaches 12,300 lbf, ensuring reliable performance in various applications.

The steel cage maintains roller alignment, reducing friction and extending service life.
With a temperature range of -30° to 110°C, it performs well in diverse operating conditions.

Designed for combined loads, 14138A Bearing balances durability and efficiency.
Its tapered roller design ensures smooth operation even under heavy stress.

Application

Industrial Uses of 14138A Bearing
14138A Bearing is commonly used in heavy machinery like 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.

What Makes 14138A Bearing a Preferred Choice?
In automotive applications, 14138A Bearing fits well in wheel hubs and differential systems, providing reliable performance under radial and thrust loads. Its inch sizing makes it a go-to for older or custom vehicle models.

Built for Heavy-Duty Use: 14138A Bearing
For industrial conveyor systems, 14138A Bearing offers smooth operation and long service life thanks to its steel cage and standard radial clearance. The open seal design allows for easy lubrication and maintenance.

Automotive vs Aerospace: Applications of 14138A Bearing
While 14138A Bearing is popular in truck axles and heavy vehicles, its precision also suits aerospace ground support equipment. The ABEC-1 rating ensures consistent performance in both fields.

Where Is 14138A Bearing Used?
You’ll often find 14138A Bearing in mining equipment, where its dynamic load capacity handles harsh environments. The temperature range of -30° to 110°C makes it versatile for various climates.

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