TS (Single Row Tapered Roller Bearings) (Imperial) 15123-15250X

The 15123-15250X is a single-row tapered roller bearing with a 1.25″ bore and 2.5″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 13500 lbf radially and 2090 lbf thrust, making it versatile for various applications.

Its open design allows 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 axles where combined loads are common.

Weighing just 0.6lb, it’s lightweight yet robust. Compliant with RoHS and REACH standards, it meets safety and environmental requirements.

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Description

Features

Application

Q&A

Product Parameters

Part Number 15123-15250X
Brand TFL
Interchangeable Timken
Size 1.25" x 2.5" x 0.7775"
Bore Dia 1.25"
Bore Dia Tolerance +0.005" to 0
Outer Dia 2.5"
Outer Dia Tolerance +0.001" to 0
Cone Width 0.75"
Cone Width Tolerance +0.003" to -0.01
Cup Width 0.625"
Cup Width Tolerance +0.002" to -0.01
Width 0.7775"
Width Tolerance +0.008" to 0
Cone Backface ToClear Radius 0.14"
Cup Backface ToClear Radius 0.06"
Cone Frontface Backing Diameter 1.5"
Cone Backface Backing Diameter 1.73"
Cup Frontface Backing Diameter 2.34"
Cup Backface Backing Diameter 2.17"
Cage Cone Frontface Clearance 0.1"
Cage Cone Backface Clearance -0.01"
Effective Center Location -0.19"
System of Measurement Inch
Type Bearing
Cone Part Number 15123
Cup Part Number 15250X
Bearing Type Roller
Roller Bearing Type Tapered
For Load Direction Combined
Construction Single Row
Seal Type Open
Cups Type Standard
Series 15000
Ring Material Chrome Steel
Roller Material Chrome Steel
Cage Material Steel
Dynamic Radial Load 13500 lbf
Static Radial Load 12100 lbf
Dynamic Radial Rating(90 Million Revolutions)(C90) 3490 lbf
Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 2090 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 0.600 lb

Features

How Does 15123-15250X Bearing Handle Combined Loads?

15123-15250X Bearing is built with chrome steel rings and rollers, offering strong resistance to both radial and thrust loads.
Its dynamic radial load capacity reaches 13,500 lbf, making it suitable for demanding industrial applications.
The steel cage ensures proper roller alignment, reducing friction and extending operational life.
With a temperature range of -30° to 110°C, it performs reliably in various environments.

What Makes 15123-15250X Bearing Suitable for Heavy-Duty Applications?

15123-15250X Bearing features a single-row tapered roller design, optimised for handling combined loads efficiently.
The chrome steel construction provides durability, while the standard radial clearance allows for smooth operation.
Its dynamic thrust rating of 2,090 lbf ensures reliable performance under heavy loads.
The bearing’s ABEC-1 rating guarantees consistent precision in industrial settings.

Engineered for Precision: 15123-15250X Bearing

15123-15250X Bearing is designed with precise cone and cup widths, ensuring accurate alignment during installation.
The chrome steel rollers reduce friction, enhancing efficiency and longevity.
With a static radial load capacity of 12,100 lbf, it offers reliable support in various applications.
The open seal type simplifies maintenance, making it a practical choice for many users.

Application

Industrial Uses of 15123-15250X Bearing
15123-15250X Bearing is commonly used in heavy machinery, such as construction equipment and agricultural vehicles, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability in tough working conditions.

What Makes 15123-15250X Bearing a Preferred Choice?
In automotive applications, 15123-15250X Bearing fits well in wheel hubs and differential systems, providing reliable performance under radial and thrust loads. Its inch sizing makes it compatible with many North American vehicle models.

Built for Heavy-Duty Use: 15123-15250X Bearing
For industrial conveyor systems, 15123-15250X Bearing offers smooth operation and long service life, even in high-load scenarios. The open design allows for easy lubrication, reducing maintenance downtime.

Automotive vs Aerospace: Applications of 15123-15250X Bearing
While 15123-15250X Bearing is popular in automotive wheel assemblies, it also finds use in aerospace landing gear components. Its ability to handle combined loads makes it versatile across industries.

Key Fields for 15123-15250X Bearing
In mining equipment, 15123-15250X Bearing withstands harsh environments and heavy loads, ensuring reliable operation. The steel cage adds extra strength, making it suitable for demanding applications.