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M239449 Single Cones (Imperial)
M239449 Single Cones (Imperial)

M239449 Single Cones (Imperial)

The M239449 is a single-row tapered roller bearing cone with a 7.499″ bore, designed for combined loads. Made from durable chrome steel, it handles dynamic radial loads up to 113,000 lbf and static loads up to 191,000 lbf.

Its open design allows easy maintenance, while the steel cage ensures reliable performance. The cone width is 2.25″, with a slight tolerance for precise fitting.

This model is interchangeable with Timken bearings, making it a practical choice for replacements. Ideal for heavy-duty applications like industrial machinery or vehicle axles where combined loads are common.

It operates well in temperatures from -30°C to 110°C and complies with RoHS and REACH standards. The standard radial clearance can also be adjusted to C3, C4, or C5 as needed.

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Product Parameters

  • Part Number M239449
  • Brand TFL
  • Interchangeable Brand Timken
  • System of Measurement Inch
  • Type Cones
  • Bearing Part Number M239449-M239410
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Bore Dia 7.499"
  • Bore Dia Tolerance +0.001" to 0
  • Cone Width 2.25"
  • Cone Width Tolerance +0.003" to -0.01
  • Cone Backface ToClear Radius 0.13"
  • Cone Frontface Backing Diameter 8.03"
  • Cone Backface Backing Diameter 8.19"
  • Cage Cone Frontface Clearance 0.05"
  • Cage Cone Backface Clearance 0.11"
  • Effective Center Location -0.15"
  • Ring Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 113000 lbf
  • Static Radial Load 191000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 29200 lbf
  • Dynamic Radial Rating(Two Row 1 Million Revolutions)(C1) 196000 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 16500 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions)(C90) 50900 lbf
  • Temperature Range -30° to 110 °C
  • ABEC Rating ABEC-1
  • Radial Clearance Standard (Available in C3/C4/C5)
  • RoHS Compliant
  • REACH Compliant

Features

Performance Features of M239449 Bearing

M239449 Bearing is crafted with chrome steel rings and a steel cage, offering robust performance under combined loads.
Its dynamic radial load capacity reaches 113,000 lbf, ensuring reliability in heavy-duty applications.
The tapered roller design enhances load distribution, reducing wear and extending service life.
With a temperature range of -30° to 110°C, it performs well in varied environments.

How Is M239449 Bearing Engineered for Reliability?

M239449 Bearing features precise cone width tolerances, ensuring consistent performance and easy installation.
The chrome steel construction resists wear, while the steel cage maintains roller alignment.
Its dynamic thrust rating of 16,500 lbf (Ca90) makes it suitable for demanding applications.
Standard radial clearance options (C3/C4/C5) provide flexibility for different operational needs.

Built for Durability: M239449 Bearing

M239449 Bearing’s single-row tapered roller design handles both radial and thrust loads efficiently.
The steel cage and chrome steel rings enhance durability, even under high stress.
With a static radial load capacity of 191,000 lbf, it excels in heavy industrial use.
Its ABEC-1 rating ensures dependable precision for various mechanical systems.

Steel vs Ceramic Bearings: Strengths of M239449 Bearing

M239449 Bearing’s chrome steel construction offers superior strength and cost-effectiveness compared to ceramic options.
The steel cage ensures reliable roller alignment, reducing friction and wear.
Its dynamic radial rating (C90) of 29,200 lbf highlights its long-term performance.
The bearing’s standard radial clearance options make it versatile for different applications.

Why Choose M239449 Bearing for Precision Tasks?

M239449 Bearing’s tapered roller design provides precise load handling, ideal for combined load scenarios.
The chrome steel rings and steel cage ensure consistent performance and durability.
With a dynamic radial rating (C1) of 196,000 lbf, it handles high-stress conditions effectively.
Its temperature resilience (-30° to 110°C) makes it suitable for diverse operating environments.

Application

Industrial Uses of M239449 Bearing
M239449 Bearing is commonly used in heavy machinery like mining equipment and construction vehicles, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability in tough working conditions.

Where Is M239449 Bearing Used?
You’ll often find M239449 Bearing in agricultural machinery, such as tractors and harvesters, where its high dynamic radial load capacity keeps things running smoothly. Its inch sizing makes it a good fit for older equipment still using imperial measurements.

Built for Heavy-Duty Use: M239449 Bearing
M239449 Bearing excels in industrial gearboxes, thanks to its ability to manage both radial and thrust loads. The steel cage adds extra strength, making it reliable for long-term use in demanding environments.

Automotive vs Aerospace: Applications of M239449 Bearing
In automotive applications, M239449 Bearing supports wheel hubs and drivetrains, offering stability under heavy loads. While not typically used in aerospace, its precision makes it suitable for ground support equipment.

Practical Applications of M239449 Bearing
M239449 Bearing is a solid choice for railway applications, particularly in axle boxes where consistent performance is key. Its standard radial clearance options provide flexibility for different operational needs.

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