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M268749 Single Cones (Imperial)
M268749 Single Cones (Imperial)

M268749 Single Cones (Imperial)

The M268749 single cone is a tapered roller bearing with a 16.375-inch bore, designed for combined loads. Made from durable chrome steel, it handles dynamic radial loads up to 642,000 lbf and operates in temperatures from -30°C to 110°C.

Its open design and steel cage ensure reliable performance, while the standard radial clearance allows for smooth operation. The cone width of 4.5 inches provides stability under heavy loads.

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

Compliant with RoHS and REACH standards, it offers a balance of strength and durability for demanding applications.

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Product Parameters

  • Part Number M268749
  • Brand TFL
  • Interchangeable Brand Timken
  • System of Measurement Inch
  • Type Cones
  • Bearing Part Number M268749-M268710
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Series M268700
  • Bore Dia 16.375"
  • Bore Dia Tolerance +0.001" to 0
  • Cone Width 4.5"
  • Cone Width Tolerance +0.003" to -0.01
  • Cone Backface ToClear Radius 0.25"
  • Cone Frontface Backing Diameter 17.36"
  • Cone Backface Backing Diameter 17.76"
  • Cage Cone Frontface Clearance 0.33"
  • Cage Cone Backface Clearance 0.34"
  • Effective Center Location -0.37"
  • Ring Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 642000 lbf
  • Static Radial Load 1250000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 166000 lbf
  • Dynamic Radial Rating(Two Row 1 Million Revolutions)(C1) 1120000 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 94800 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions)(C90) 290000 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 M268749 Bearing

M268749 Bearing is built with chrome steel rings, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 642,000 lbf, making it suitable for heavy-duty applications.

The steel cage ensures proper roller alignment, reducing wear and enhancing longevity.
With a temperature range of -30° to 110°C, it performs reliably in various conditions.

M268749 Bearing’s tapered roller design provides efficient load distribution.
Its standard radial clearance options allow flexibility for different operational needs.

Application

Industrial Uses of M268749 Bearing
M268749 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 even in demanding environments.

What Makes M268749 Bearing a Preferred Choice?
In industrial gearboxes, M268749 Bearing provides reliable performance due to its high dynamic radial load capacity. Its open seal type allows for easy lubrication, extending service life in continuous operation.

Built for Heavy-Duty Use: M268749 Bearing
M268749 Bearing excels in applications like railway axles, where its steel cage and tapered rollers manage both radial and thrust loads. The inch sizing makes it compatible with many North American machinery standards.

Automotive vs Aerospace: Applications of M268749 Bearing
In automotive drivetrains, M268749 Bearing supports high torque requirements, while in aerospace, its precision meets strict ABEC-1 standards. The temperature range suits both ground and flight conditions.

Essential Roles of M268749 Bearing
M268749 Bearing is vital in wind turbine systems, where its dynamic thrust rating ensures smooth rotation under variable loads. The standard radial clearance offers flexibility for different installation needs.

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