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HM89448 Single Cones (Imperial)
HM89448 Single Cones (Imperial)

HM89448 Single Cones (Imperial)

The HM89448 is a single-row tapered roller bearing cone with a 1.4375-inch bore, made from sturdy chrome steel. It handles combined loads with a dynamic radial capacity of 24800 lbf and operates smoothly in temperatures from -30°C to 110°C.

Its open design allows for easy maintenance, while the steel cage ensures durability under heavy loads. The cone width of 1.125 inches fits snugly in most standard applications.

This model is interchangeable with Timken bearings, making it a practical choice for replacements. Ideal for industrial machinery or automotive systems where combined loads are common.

Compliant with RoHS and REACH standards, it offers reliable performance with standard radial clearance options (C3/C4/C5). The ABEC-1 rating ensures consistent quality for general-purpose use.

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Product Parameters

  • Part Number HM89448
  • Brand TFL
  • Interchangeable Brand Timken
  • System of Measurement Inch
  • Type Cones
  • Bearing Part Number HM89448-HM89410 , HM89448-HM89410-B , HM89448-HM89411
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Series HM89400
  • Bore Dia 1.4375"
  • Bore Dia Tolerance +0.005" to 0
  • Cone Width 1.125"
  • Cone Width Tolerance +0.003" to -0.01
  • Cone Backface ToClear Radius 0.03"
  • Cone Frontface Backing Diameter 1.75"
  • Cone Backface Backing Diameter 1.91"
  • Cage Cone Frontface Clearance 0.08"
  • Cage Cone Backface Clearance 0.06"
  • Effective Center Location -0.22"
  • Ring Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 24800 lbf
  • Static Radial Load 26700 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 6440 lbf
  • Dynamic Radial Rating(Two Row 1 Million Revolutions)(C1) 43200 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 6020 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions)(C90) 11200 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 HM89448 Bearing Handle Combined Loads?

HM89448 Bearing is crafted from chrome steel, offering strong resistance to both radial and thrust loads.
Its dynamic radial load capacity reaches 24,800 lbf, ensuring reliable performance in heavy-duty applications.
The steel cage maintains roller alignment, reducing friction and extending operational life.
With a temperature range of -30° to 110°C, it performs well in various environmental conditions.

Why Choose HM89448 Bearing for Precision Tasks?

HM89448 Bearing features a tapered roller design, providing precise load distribution and smooth operation.
The chrome steel construction enhances durability, making it suitable for demanding industrial uses.
Its ABEC-1 rating ensures consistent performance in applications requiring moderate precision.
The open seal design allows for easy inspection and maintenance, reducing downtime.

Engineered for Reliability: HM89448 Bearing

HM89448 Bearing’s single-row construction ensures stability and efficient load handling.
The steel cage and chrome steel rollers work together to minimise wear and tear.
With a static radial load capacity of 26,700 lbf, it excels in high-stress environments.
Standard radial clearance options provide flexibility for different operational needs.

Steel vs Ceramic Bearings: Strengths of HM89448 Bearing

HM89448 Bearing uses chrome steel for its rings and rollers, balancing cost and performance.
This material choice ensures excellent strength and resistance to fatigue under heavy loads.
The steel cage design further enhances durability and maintains roller alignment.
Its compliance with RoHS and REACH standards makes it an environmentally friendly option.

Performance Features of HM89448 Bearing

HM89448 Bearing is designed to handle combined loads with a dynamic thrust rating of 6,020 lbf.
The tapered roller construction ensures smooth operation even at high speeds.
Its effective center location of -0.22″ optimises load distribution for better performance.
The inch-based measurements make it compatible with imperial system machinery.

Application

Industrial Uses of HM89448 Bearing
HM89448 Bearing is commonly used in heavy machinery like construction equipment, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability in demanding environments.

Where Is HM89448 Bearing Used?
You’ll often find HM89448 Bearing in agricultural machinery, particularly in gearboxes and wheel hubs. Its inch sizing makes it a reliable choice for older or imperial-based systems.

Built for Heavy-Duty Use: HM89448 Bearing
HM89448 Bearing excels in mining applications, supporting crushers and conveyors with its high dynamic radial load capacity. The steel cage adds extra strength for long-term performance.

Automotive vs Aerospace: Applications of HM89448 Bearing
In automotive settings, HM89448 Bearing is ideal for truck axles, while in aerospace, it’s used in landing gear systems. Its temperature range suits both ground and high-altitude conditions.

Essential Roles of HM89448 Bearing
HM89448 Bearing plays a key role in railway systems, particularly in bogie assemblies. The standard radial clearance ensures smooth operation even under heavy loads.

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