TS (Single Row Tapered Roller Bearings) (Imperial) 14121-14284

The 14121-14284 is a single-row tapered roller bearing with a 1.19″ bore and 2.8345″ 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 automotive systems where combined loads are common.

Weighing just 1 lb, it’s lightweight yet robust for its size. Compliant with RoHS and REACH standards, it’s a safe choice for industrial use. The standard radial clearance ensures easy installation and maintenance.

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Description

Features

Application

Q&A

Product Parameters

Part Number 14121-14284
Brand TFL
Interchangeable Timken
Size 1.19" x 2.8345" x 1.1313"
Bore Dia 1.19"
Bore Dia Tolerance +0.005" to 0
Outer Dia 2.8345"
Outer Dia Tolerance +0.001" to 0
Cone Width 1.021"
Cone Width Tolerance +0.003" to -0.01
Cup Width 0.725"
Cup Width Tolerance +0.002" to -0.01
Width 1.1313"
Width Tolerance +0.008" to 0
Cone Backface ToClear Radius 0.03"
Cup Backface ToClear Radius 0.090"
Cone Frontface Backing Diameter 1.44"
Cone Backface Backing Diameter 1.46"
Cup Frontface Backing Diameter 2.60"
Cup Backface Backing Diameter 2.36"
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 14284
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 1 lb

Features

Performance Features of 14121-14284 Bearing

14121-14284 Bearing is constructed 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 operational life.
With a temperature range of -30° to 110°C, it performs well in diverse environments.

14121-14284 Bearing requires lubrication, ensuring smooth operation and reduced wear over time.
Its standard radial clearance options provide flexibility for different installation needs.

Application

Industrial Uses of 14121-14284 Bearing
14121-14284 Bearing is commonly used in heavy machinery like construction equipment, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability in demanding environments.

In automotive applications, 14121-14284 Bearing fits well in wheel hubs and differential systems, providing reliable performance under varying loads. Its imperial sizing makes it a preferred choice for North American vehicle models.

For industrial conveyor systems, 14121-14284 Bearing’s open design allows for easy lubrication, extending service life in high-use scenarios. The steel cage adds stability during continuous operation.

Where Is 14121-14284 Bearing Used?
You’ll often find 14121-14284 Bearing in agricultural machinery, supporting components like gearboxes and PTO shafts. Its robust design handles the rough conditions typical in farming.

In mining equipment, 14121-14284 Bearing’s ability to manage radial and thrust loads makes it suitable for crushers and screens. The standard radial clearance ensures smooth operation even under heavy stress.

Built for Heavy-Duty Use: 14121-14284 Bearing
14121-14284 Bearing excels in forestry equipment, where its tapered rollers withstand shock loads from uneven terrain. The chrome steel rollers resist wear over time.

In material handling systems, 14121-14284 Bearing’s single-row design simplifies installation and maintenance. Its ABEC-1 rating balances precision and cost-effectiveness for general industrial use.

Automotive vs Aerospace: Applications of 14121-14284 Bearing
In automotive drivetrains, 14121-14284 Bearing provides reliable support for axles and transmissions. The inch measurements align with standard US automotive specifications.

For aerospace ground support equipment, 14121-14284 Bearing offers sufficient load capacity without the need for high-precision alternatives. Its temperature range suits most ground-based applications.