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TS (Single Row Tapered Roller Bearings) (Imperial) 14121-14274A

TS (Single Row Tapered Roller Bearings) (Imperial) 14121-14274A

The 14121-14274A is a single-row tapered roller bearing with a 1.19″ bore and 2.7148″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 12300 lbf radially and 2080 lbf in thrust, making it versatile for various applications.

Its open design allows for easy lubrication, while the steel cage ensures durability under stress. 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 machinery where combined loads are common.

Weighing just 0.8lb, it’s lightweight yet robust, meeting RoHS and REACH standards for safe and efficient performance.

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Product Parameters

  • Part Number 14121-14274A
  • Brand TFL
  • Interchangeable Timken
  • Size 1.19" x 2.7148" x 1.0313"
  • Bore Dia 1.19"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 2.7148"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.021"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.625"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.0313"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.03"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 1.44"
  • Cone Backface Backing Diameter 1.46"
  • Cup Frontface Backing Diameter 2.52"
  • Cup Backface Backing Diameter 2.32"
  • Cage Cone Frontface Clearance 0.07"
  • Cage Cone Backface Clearance 0.27"
  • Effective Center Location -0.42"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 14121
  • 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 0.8 lb

Features

Performance Features of 14121-14274A Bearing

14121-14274A Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 12,300 lbf, 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 environments.

How Is 14121-14274A Bearing Engineered for Reliability?

14121-14274A Bearing features a single-row tapered roller design, ideal for handling both radial and thrust loads.
The chrome steel construction enhances durability, while the standard radial clearance ensures smooth operation.
Its effective center location of -0.42″ optimizes load distribution.
This design makes it a dependable choice for industrial applications.

Built for Durability: 14121-14274A Bearing

14121-14274A Bearing’s chrome steel rollers and rings provide excellent wear resistance.
The steel cage ensures proper roller spacing, minimizing wear and noise.
With a static radial load capacity of 13,900 lbf, it handles heavy loads effortlessly.
Its open design allows for easy lubrication, maintaining performance over time.

Steel vs Ceramic Bearings: Strengths of 14121-14274A Bearing

14121-14274A Bearing uses chrome steel for both rollers and rings, balancing cost and performance.
This material choice ensures high load capacity and long service life.
The bearing’s ABEC-1 rating guarantees consistent precision.
It is a practical choice for applications requiring reliability without excessive costs.

Application

Industrial Uses of 14121-14274A Bearing
14121-14274A Bearing is commonly used in heavy machinery like construction equipment, where its tapered roller design handles combined radial and thrust loads effectively. The chrome steel construction ensures durability even in demanding environments.

Where Is 14121-14274A Bearing Used?
You’ll often find 14121-14274A Bearing in automotive applications, particularly in wheel hubs and differential systems. Its imperial sizing makes it a convenient choice for older or US-made vehicles.

Built for Heavy-Duty Use: 14121-14274A Bearing
14121-14274A Bearing works well in agricultural machinery, such as tractors and harvesters, thanks to its robust steel cage and standard radial clearance. The open design allows for easy lubrication, extending its service life.

Automotive vs Aerospace: Applications of 14121-14274A Bearing
In automotive settings, 14121-14274A Bearing supports high-load components like axles, while its precision makes it suitable for certain aerospace landing gear systems. The ABEC-1 rating ensures reliable performance across both fields.

Perfect Fit for Automation: 14121-14274A Bearing
14121-14274A Bearing is a solid choice for conveyor systems in automated factories, where its tapered rollers manage varying load directions smoothly. The steel cage adds stability during continuous operation.

Q&A

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