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M270749 Single Cones (Imperial)
M270749 Single Cones (Imperial)

M270749 Single Cones (Imperial)

The M270749 is a single-row tapered roller bearing cone with a 17.625-inch bore, designed for combined loads. Made from durable chrome steel, it handles dynamic radial loads up to 736,000 lbf and static loads up to 1,450,000 lbf.

Its open design and steel cage ensure smooth operation, even at high speeds. The cone has a width of 4.75 inches and fits well in heavy-duty applications.

This model is interchangeable with Timken bearings, making it a practical choice for replacements. Ideal for industrial machinery, gearboxes, or large equipment where robust performance is needed.

It operates in temperatures from -30°C to 110°C and meets RoHS and REACH standards for safety and environmental compliance. The standard radial clearance can be adjusted to C3, C4, or C5 as required.

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Product Parameters

  • Part Number M270749
  • Brand TFL
  • Interchangeable Brand Timken
  • System of Measurement Inch
  • Type Cones
  • Bearing Part Number M270749-M270710
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Series M270700
  • Bore Dia 17.625"
  • Bore Dia Tolerance +0.001" to 0
  • Cone Width 4.75"
  • Cone Width Tolerance +0.003" to -0.01
  • Cone Backface ToClear Radius 0.25"
  • Cone Frontface Backing Diameter 18.66"
  • Cone Backface Backing Diameter 19.06"
  • Cage Cone Frontface Clearance 0.34"
  • Cage Cone Backface Clearance 0.31"
  • Effective Center Location -0.32"
  • Ring Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 736000 lbf
  • Static Radial Load 1450000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 191000 lbf
  • Dynamic Radial Rating(Two Row 1 Million Revolutions)(C1) 1280000 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 109000 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions)(C90) 332000 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 M270749 Bearing

M270749 Bearing is built with chrome steel rings and a steel cage, offering robust performance under combined loads.
Its dynamic radial load capacity reaches 736,000 lbf, making it suitable for heavy-duty applications.

The tapered roller design ensures efficient load distribution, reducing wear and extending service life.
With a temperature range of -30° to 110°C, M270749 Bearing performs reliably in various conditions.

The standard radial clearance and ABEC-1 rating provide consistent precision and smooth operation.
Its interchangeable design with Timken bearings adds versatility for different industrial needs.

Application

Industrial Uses of M270749 Bearing
M270749 Bearing is commonly used in heavy machinery, such as 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 M270749 Bearing Used?
You’ll often find M270749 Bearing in industrial gearboxes and large conveyor systems, thanks to its high dynamic radial load capacity. Its inch sizing makes it a good fit for machinery following imperial measurements.

Built for Heavy-Duty Use: M270749 Bearing
M270749 Bearing excels in applications like railway axles and agricultural machinery, where reliability under heavy loads is key. The open seal type allows for easy lubrication and maintenance in dusty environments.

Automotive vs Aerospace: Applications of M270749 Bearing
In automotive settings, M270749 Bearing supports large truck wheel hubs, while in aerospace, it’s used in landing gear systems. Its steel cage provides stability under varying temperatures and loads.

Key Fields for M270749 Bearing
M270749 Bearing is ideal for wind turbine yaw systems, where its tapered rollers manage both radial and thrust loads. The standard radial clearance offers flexibility for different operational needs.

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