+86 15806631151 [email protected]
TFL BEARINGS
REQUEST A QUOTE
15123-15251D TDO (Two-Row Double-Outer Race) (Imperial)

15123-15251D TDO (Two-Row Double-Outer Race) (Imperial)

The 15123-15251D is a two-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 23400 lbf and is designed for long-lasting performance.

Its double-row construction provides extra stability, while the open design allows for easy lubrication. The bearing operates smoothly in temperatures ranging from -30°C to 110°C.

This model is part of the 15000 series and comes with standard cups for easy installation. Ideal for heavy-duty applications like truck axles or industrial gearboxes where combined loads are common.

Weighing 1.26 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, ensuring safe and reliable use.

Get A Free Quote
    Description Features Application Q&A Featured Products Our Process

Product Parameters

  • Part Number 15123-15251D
  • Brand TFL
  • Size 1.25" x 2.5" x 0.75"
  • Bore Dia 1.25"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 2.5"
  • Outer Dia Tolerance +0.001" to 0
  • Double Cup Width 1.4375"
  • Double Cup Width Tolerance +0.003" to -0.01
  • Cone Width 0.75"
  • Cone Width Tolerance +0.002" to -0.01
  • Bearing Width Across Cups 1.7424"
  • Bearing Width Across Cups Tolerance +0.008" to 0
  • Cup Backface ToClear Radius 0.03"
  • Cone Backface Backing Diameter 1.73"
  • Cup Frontface Backing Diameter 2.34"
  • Cage Cone Backface Clearance -0.01"
  • Dynamic Radial Load 23400 lbf
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 15123
  • Cup Part Number 15251D
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Double Row
  • Seal Type Open
  • Cups Type Standard
  • Series 15000
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Rating(One Row 90 Million Revolutions) 3490 lbf
  • Dynamic Thrust Rating(90 Million Revolutions) 2090 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions) 6080 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 1.26 lb

Features

How Is 15123-15251D Bearing Engineered for Reliability?

15123-15251D Bearing features a double-row tapered roller design, providing strong resistance to combined radial and thrust loads.
Its chrome steel construction ensures durability, with a dynamic radial load capacity of 23,400 lbf.
The steel cage maintains roller alignment, reducing friction and extending operational life.
With a standard radial clearance and ABEC-1 rating, it offers consistent performance in various applications.

Built for Durability: 15123-15251D Bearing

15123-15251D Bearing is crafted from high-quality chrome steel, known for its strength and wear resistance.
The double-row design enhances load distribution, making it suitable for heavy-duty use.
It operates efficiently within a temperature range of -30° to 110°C, ensuring reliability in diverse conditions.
The open seal type allows for easy lubrication, maintaining smooth operation over time.

What Makes 15123-15251D Bearing Suitable for High-Temperature Applications?

15123-15251D Bearing performs reliably in temperatures ranging from -30° to 110°C, thanks to its chrome steel components.
The tapered roller design efficiently handles combined loads, reducing heat buildup during operation.
Its steel cage ensures stability, even under demanding conditions.
Regular lubrication further enhances its performance and longevity in high-temperature environments.

Application

Industrial Uses of 15123-15251D Bearing
The 15123-15251D Bearing is commonly used in heavy machinery, such as construction equipment and agricultural vehicles, where its double-row design handles combined radial and thrust loads efficiently.
Its chrome steel construction ensures durability in demanding environments, making it a reliable choice for long-term use.

Where Is 15123-15251D Bearing Used?
You’ll often find the 15123-15251D Bearing in automotive applications like truck wheel hubs, where its tapered roller design provides stability under heavy loads.
The inch sizing makes it compatible with many North American vehicle models, simplifying maintenance and replacements.

Built for Heavy-Duty Use: 15123-15251D Bearing
In industrial gearboxes, the 15123-15251D Bearing excels due to its robust construction and ability to withstand high dynamic radial loads.
The open seal type allows for easy lubrication, ensuring smooth operation even in continuous-use scenarios.

Automotive vs Aerospace: Applications of 15123-15251D Bearing
While the 15123-15251D Bearing is popular in automotive systems like differentials, its precision also suits aerospace ground support equipment.
The standard radial clearance offers flexibility for various load conditions, balancing performance and longevity.

Perfect Fit for Automation: 15123-15251D Bearing
In automated conveyor systems, the 15123-15251D Bearing provides reliable performance with its tapered roller design, reducing friction and wear.
The steel cage enhances stability, making it a practical choice for high-speed production lines.

Q&A

SEND INQUIRY