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TS (Single Row Tapered Roller Bearings) (Imperial) 14139X-14274A

TS (Single Row Tapered Roller Bearings) (Imperial) 14139X-14274A

The 14139X-14274A is a single-row tapered roller bearing with a 1.378″ bore and 2.7148″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 12300 lbf radially and 2080 lbf thrust, suitable for demanding applications.

Its open design allows easy lubrication, while the steel cage ensures durability. The bearing operates smoothly in temperatures from -30°C to 110°C, making it versatile for various conditions.

This model is interchangeable with Timken bearings, offering a reliable replacement option. Ideal for gearboxes, wheel hubs, or industrial machinery where combined loads are present.

Weighing just 0.7lb, 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 14139X-14274A
  • Brand TFL
  • Interchangeable Timken
  • Size 1.378" x 2.7148" x 0.7813"
  • Bore Dia 1.378"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 2.7148"
  • 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 0.130"
  • Cone Frontface Backing Diameter 1.61"
  • Cone Backface Backing Diameter 1.85"
  • Cup Frontface Backing Diameter 2.52"
  • Cup Backface Backing Diameter 2.32"
  • 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 14274A
  • 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 14139X-14274A Bearing

14139X-14274A Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 12,300 lbf, making it suitable for heavy-duty applications.
The steel cage ensures proper roller alignment, reducing friction and wear.
With a temperature range of -30° to 110°C, it performs reliably in various conditions.

How Is 14139X-14274A Bearing Engineered for Reliability?

14139X-14274A Bearing features a single-row tapered roller design, optimised for combined load handling.
The chrome steel construction provides durability and resistance to wear in demanding environments.
Its standard radial clearance ensures smooth operation, while the open design simplifies maintenance.
With an ABEC-1 rating, it balances precision and cost-effectiveness.

Built for Durability: 14139X-14274A Bearing

14139X-14274A Bearing’s tapered roller design distributes loads evenly, extending its service life.
The steel cage maintains roller positioning, reducing friction and improving efficiency.
It handles dynamic thrust loads up to 2,080 lbf, ensuring reliable performance.
With a weight of just 0.7 lb, it offers strength without unnecessary bulk.

Application

Industrial Uses of 14139X-14274A Bearing
14139X-14274A Bearing is commonly used in heavy machinery, such as construction equipment and agricultural gear, where its tapered roller design handles combined loads efficiently. The chrome steel construction ensures durability in tough working conditions.

What Makes 14139X-14274A Bearing a Preferred Choice?
In automotive applications, 14139X-14274A Bearing fits well in wheel hubs and differential systems, thanks to its precise inch measurements and reliable performance. The open seal design allows for easy lubrication, extending its service life.

Built for Heavy-Duty Use: 14139X-14274A Bearing
For industrial conveyors, 14139X-14274A Bearing provides smooth operation under radial and thrust loads. Its steel cage offers added strength, making it suitable for high-load scenarios.

Automotive vs Industrial: Applications of 14139X-14274A Bearing
14139X-14274A Bearing works equally well in both automotive and industrial settings, balancing performance and durability. Its compatibility with Timken models makes it a versatile choice for various machinery.

Q&A

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