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HM266446 Single Cones (Imperial)
HM266446 Single Cones (Imperial)

HM266446 Single Cones (Imperial)

The HM266446 is a single-row tapered roller bearing cone with a 15-inch bore, designed for combined loads. Made from robust chrome steel, it handles dynamic radial loads up to 510,000 lbf and static loads up to 946,000 lbf.

Its open design allows easy maintenance, while the steel cage ensures durability. The cone width is 4.125 inches, with precise tolerances for reliable performance 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 high radial and thrust loads are common.

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

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Product Parameters

  • Part Number HM266446
  • Brand TFL
  • Interchangeable Brand Timken
  • System of Measurement Inch
  • Type Cones
  • Bearing Part Number HM266446-HM266410
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Series HM266400
  • Bore Dia 15"
  • Bore Dia Tolerance +0.001" to 0
  • Cone Width 4.125"
  • Cone Width Tolerance +0.003" to -0.01
  • Cone Backface ToClear Radius 0.25"
  • Cone Frontface Backing Diameter 15.94"
  • Cone Backface Backing Diameter 16.34"
  • Cage Cone Frontface Clearance 0.28"
  • Cage Cone Backface Clearance 0.36"
  • Effective Center Location -0.28"
  • Ring Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 510000 lbf
  • Static Radial Load 946000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 132000 lbf
  • Dynamic Radial Rating(Two Row 1 Million Revolutions)(C1) 887000 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 75200 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions)(C90) 230000 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 HM266446 Bearing

HM266446 Bearing is built with chrome steel rings and a steel cage, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 510,000 lbf, making it suitable for heavy-duty applications.

The tapered roller design ensures smooth operation and efficient load distribution.
With a temperature range of -30° to 110°C, it performs reliably in various environments.

HM266446 Bearing’s standard radial clearance allows for flexibility in different operating conditions.
Its ABEC-1 rating ensures consistent performance for industrial applications.

Application

Industrial Uses of HM266446 Bearing
HM266446 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 demanding environments.

Where Is HM266446 Bearing Used?
You’ll find HM266446 Bearing in industrial gearboxes and large conveyor systems, where its high dynamic load capacity keeps operations running smoothly. Its inch sizing makes it a fit for machinery following imperial standards.

Built for Heavy-Duty Use: HM266446 Bearing
HM266446 Bearing excels in applications like railway axles and agricultural machinery, thanks to its robust steel cage and tapered roller design. The standard radial clearance offers flexibility for various load conditions.

Automotive vs Aerospace: Applications of HM266446 Bearing
In automotive systems, HM266446 Bearing supports heavy axles and drivetrains, while in aerospace, its precision meets the demands of landing gear components. The ABEC-1 rating ensures reliable performance in both fields.

Perfect Fit for Automation: HM266446 Bearing
HM266446 Bearing is ideal for automated production lines, where its consistent performance reduces downtime. The open seal design allows for easy lubrication, extending its service life in high-speed scenarios.

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