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HH258248 Single Cones (Imperial)
HH258248 Single Cones (Imperial)

HH258248 Single Cones (Imperial)

The HH258248 is a single-row tapered roller bearing cone with an 11.81-inch bore, designed for combined loads. Made from durable chrome steel, it handles dynamic radial loads up to 645,000 lbf and static loads up to 1,270,000 lbf.

Its open design allows easy maintenance, while the steel cage ensures reliable performance. The cone width is 5.5625 inches, with a standard radial clearance (also available in C3/C4/C5 options).

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

It operates well in temperatures from -30°C to 110°C and meets RoHS and REACH standards for safe use. The ABEC-1 rating ensures consistent performance for general industrial needs.

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Product Parameters

  • Part Number HH258248
  • Brand TFL
  • Interchangeable Brand Timken
  • System of Measurement Inch
  • Type Cones
  • Bearing Part Number HH258248-HH258210
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Series HH258200
  • Bore Dia 11.81"
  • Bore Dia Tolerance +0.001" to 0
  • Cone Width 5.5625"
  • Cone Width Tolerance +0.003" to -0.01
  • Cone Backface ToClear Radius 0.25"
  • Cone Frontface Backing Diameter 13.07"
  • Cone Backface Backing Diameter 13.46"
  • Cage Cone Frontface Clearance 0.36"
  • Cage Cone Backface Clearance 0.36"
  • Effective Center Location -1.36"
  • Ring Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 645000 lbf
  • Static Radial Load 1270000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 167000 lbf
  • Dynamic Radial Rating(Two Row 1 Million Revolutions)(C1) 1120000 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 95200 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions)(C90) 291000 lbf
  • Temperature Range -30° to 110 °C
  • ABEC Rating ABEC-1
  • Radial Clearance Standard (Available in C3/C4/C5)
  • RoHS Compliant
  • REACH Compliant

Features

How Does HH258248 Bearing Handle Combined Loads?

HH258248 Bearing is crafted from chrome steel, offering robust resistance to both radial and thrust loads.
Its dynamic radial load capacity reaches 645,000 lbf, making it suitable for heavy-duty applications.

The tapered roller design ensures efficient load distribution, reducing stress on individual components.
With a standard radial clearance, it provides reliable performance in various operating conditions.

HH258248 Bearing operates within a temperature range of -30° to 110°C, ensuring versatility.
The steel cage maintains roller alignment, enhancing durability and service life.

Application

Industrial Uses of HH258248 Bearing
HH258248 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.

What Makes HH258248 Bearing a Preferred Choice?
In agricultural machinery, HH258248 Bearing supports components like gearboxes and axles, providing reliable performance under high radial and thrust loads. Its inch sizing makes it compatible with many North American equipment standards.

Built for Heavy-Duty Use: HH258248 Bearing
For railway applications, HH258248 Bearing excels in bogie systems, where its robust design withstands constant vibrations and heavy loads. The open seal type allows for easy lubrication, extending service life in demanding environments.

Automotive vs Aerospace: Applications of HH258248 Bearing
In automotive wheel hubs, HH258248 Bearing offers stability and load capacity, while in aerospace landing gear, its precision engineering ensures safe operation. The steel cage adds strength without compromising weight efficiency.

Essential Roles of HH258248 Bearing
HH258248 Bearing is vital in industrial fans and blowers, where its tapered rollers manage both radial and axial forces smoothly. The standard radial clearance options make it adaptable to various operational needs.

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