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HM89249 Single Cones (Imperial)
HM89249 Single Cones (Imperial)

HM89249 Single Cones (Imperial)

The HM89249 single cone is an imperial-sized tapered roller bearing with a 1.4375″ bore, designed for combined loads. Made from durable chrome steel, it handles dynamic radial loads up to 28200 lbf and works in temperatures from -30°C to 110°C.

Its open design and steel cage ensure easy maintenance and long service life. The cone width of 1.135″ and precise tolerances make it a reliable choice for heavy-duty applications.

This model is interchangeable with Timken bearings, offering flexibility for replacements. Ideal for industrial machinery, gearboxes, or automotive systems where combined loads are common.

Compliant with RoHS and REACH standards, it meets safety and environmental requirements. The ABEC-1 rating ensures consistent performance under standard radial clearance conditions.

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Product Parameters

  • Part Number HM89249
  • Brand TFL
  • Interchangeable Brand Timken
  • System of Measurement Inch
  • Type Cones
  • Bearing Part Number HM89249-HM89210
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Bore Dia 1.4375"
  • Bore Dia Tolerance +0.005" to 0
  • Cone Width 1.135"
  • Cone Width Tolerance +0.003" to -0.01
  • Cone Backface ToClear Radius 0.14"
  • Cone Frontface Backing Diameter 1.73"
  • Cone Backface Backing Diameter 2.17"
  • Cage Cone Frontface Clearance 0.12"
  • Cage Cone Backface Clearance 0.07"
  • Effective Center Location -0.23"
  • Ring Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 28200 lbf
  • Static Radial Load 27200 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 7320 lbf
  • Dynamic Radial Rating(Two Row 1 Million Revolutions)(C1) 49200 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 6840 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions)(C90) 12700 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 HM89249 Bearing

HM89249 Bearing is crafted from chrome steel, offering strong resistance to combined loads with a dynamic radial load capacity of 28,200 lbf.
Its tapered roller design ensures smooth operation and efficient load distribution.

The steel cage maintains roller alignment, reducing friction and extending the bearing’s service life.
With a temperature range of -30° to 110°C, HM89249 Bearing performs reliably in various conditions.

HM89249 Bearing comes with standard radial clearance and is available in C3, C4, and C5 options for different applications.
Its ABEC-1 rating ensures consistent precision and performance.

Application

Industrial Uses of HM89249 Bearing
HM89249 Bearing is commonly used in heavy machinery, such as construction equipment and mining tools, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability in harsh working conditions.

Where Is HM89249 Bearing Used?
You’ll find HM89249 Bearing in automotive applications like truck wheel hubs, where its high dynamic radial load capacity keeps things running smoothly. The inch sizing makes it a good fit for North American vehicle designs.

Built for Heavy-Duty Use: HM89249 Bearing
HM89249 Bearing excels in industrial gearboxes, providing reliable performance under both radial and thrust loads. Its steel cage adds strength, making it suitable for high-stress environments.

Automotive vs Industrial: Applications of HM89249 Bearing
In trucks, HM89249 Bearing supports wheel assemblies, while in factories, it’s used in conveyor systems. The ABEC-1 rating ensures consistent performance across different applications.

Perfect Fit for Automation: HM89249 Bearing
HM89249 Bearing works well in automated production lines, where precision and load capacity are key. Its standard radial clearance allows for smooth operation in repetitive tasks.

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