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15126-15251D TDO (Two-Row Double-Outer Race) (Imperial)

15126-15251D TDO (Two-Row Double-Outer Race) (Imperial)

The 15126-15251D is a two-row tapered roller bearing with a 1.25″ bore and 2.5″ outer diameter, built from sturdy chrome steel. It handles combined loads up to 23400 lbf and is designed for long-lasting performance in demanding conditions.

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, with standard radial clearance and an ABEC-1 rating for reliable precision. Ideal for heavy-duty applications like truck axles or industrial gearboxes where combined loads are common.

Weighing 1.34 lb, it’s a robust choice for machinery requiring durability. Compliant with RoHS and REACH standards for safe use.

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Product Parameters

  • Part Number 15126-15251D
  • Brand TFL
  • Size 1.25" x 2.5" x 0.8125"
  • 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 0.8125"
  • Cone Width Tolerance +0.002" to -0.01
  • Bearing Width Across Cups 1.8124"
  • Bearing Width Across Cups Tolerance +0.008" to 0
  • Cup Backface ToClear Radius 0.03"
  • Cone Backface Backing Diameter 1.52"
  • Cup Frontface Backing Diameter 2.34"
  • Cage Cone Backface Clearance 0.03"
  • Dynamic Radial Load 23400 lbf
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 15126
  • 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 1.34 lb

Features

How Is 15126-15251D Bearing Engineered for Reliability?

15126-15251D Bearing features a double-row tapered roller design, providing robust support for combined radial and thrust loads.
Its chrome steel construction ensures durability and resistance to wear in demanding applications.
The bearing’s dynamic radial load capacity reaches 23,400 lbf, making it suitable for heavy-duty use.
With a standard radial clearance and ABEC-1 rating, it balances precision and reliability.

What Makes 15126-15251D Bearing Suitable for High-Temperature Applications?

15126-15251D Bearing operates efficiently within a temperature range of -30° to 110 °C.
Its chrome steel rings and rollers maintain structural integrity even under thermal stress.
The open seal design allows for easy lubrication, ensuring smooth performance in varied conditions.
This makes it a dependable choice for industrial environments with fluctuating temperatures.

Designed for Durability: 15126-15251D Bearing

15126-15251D Bearing is built with high-quality chrome steel for both rings and rollers, enhancing its longevity.
The double-row construction distributes loads evenly, reducing stress on individual components.
Its standard radial clearance and ABEC-1 rating ensure consistent performance.
This bearing is ideal for applications requiring reliable operation under heavy loads.

Application

Industrial Uses of 15126-15251D Bearing
15126-15251D 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 effectively. The chrome steel construction ensures durability in tough working conditions.

Where Is 15126-15251D Bearing Used?
You’ll often find 15126-15251D Bearing in automotive applications, particularly in wheel hubs and differential systems, where its tapered roller design provides smooth performance. The inch sizing makes it a good fit for American-made vehicles.

Built for Heavy-Duty Use: 15126-15251D Bearing
15126-15251D Bearing excels in industrial gearboxes, where its open design allows for easy lubrication and maintenance. The steel cage adds extra strength, making it reliable for high-load scenarios.

Automotive vs Aerospace: Applications of 15126-15251D Bearing
In automotive systems, 15126-15251D Bearing supports wheel assemblies, while in aerospace, it’s used in auxiliary equipment due to its precise load handling. The standard radial clearance ensures consistent performance across different applications.

Perfect Fit for Automation: 15126-15251D Bearing
15126-15251D Bearing works well in automated conveyor systems, where its double-row construction reduces friction and wear. The ABEC-1 rating ensures sufficient precision for most industrial automation needs.

Q&A

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