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TS (Single Row Tapered Roller Bearings) (Imperial) HM88644-HM88610

TS (Single Row Tapered Roller Bearings) (Imperial) HM88644-HM88610

The HM88644-HM88610 is a single-row tapered roller bearing with a 1.25″ bore and 2.8438″ outer diameter, crafted from sturdy chrome steel. It manages combined loads up to 17300 lbf radially and 4180 lbf thrust, suitable for demanding applications.

Its open design allows easy lubrication, while the steel cage ensures durability. The bearing operates smoothly in temperatures from -30°C to 110°C, making it versatile for various conditions.

This model is interchangeable with Timken bearings, offering a reliable replacement option. Ideal for heavy-duty machinery or automotive uses where combined loads are common.

Weighing 1.2 lb, it balances strength and portability. Compliant with RoHS and REACH standards for safe and eco-friendly use.

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Product Parameters

  • Part Number HM88644-HM88610
  • Brand TFL
  • Interchangeable Timken
  • Size 1.25" x 2.8438" x 1"
  • Bore Dia 1.25"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 2.8438"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.7812"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.06"
  • Cup Backface ToClear Radius 0.090"
  • Cone Frontface Backing Diameter 1.67"
  • Cone Backface Backing Diameter 1.75"
  • Cup Frontface Backing Diameter 2.74"
  • Cup Backface Backing Diameter 2.36"
  • Cage Cone Frontface Clearance 0.1"
  • Cage Cone Backface Clearance 0.04"
  • Effective Center Location -0.18"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number HM88644
  • Cup Part Number HM88610
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series HM88600
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 17300 lbf
  • Static Radial Load 21200 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 4480 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 4180 lbf
  • Lubrication Required
  • Temperature Range -30° to 110 °C
  • ABEC Rating ABEC-1
  • Radial Clearance Standard (Available in C3/C4/C5)
  • RoHS Compliant
  • REACH Compliant
  • Weight 1.2 lb

Features

How Is HM88644-HM88610 Bearing Engineered for Reliability?

HM88644-HM88610 Bearing features chrome steel rings and rollers, providing strong resistance to combined loads.
Its dynamic radial load capacity reaches 17,300 lbf, ensuring reliable performance in demanding applications.
The steel cage keeps the rollers aligned, reducing wear and extending service life.
With a temperature range of -30° to 110°C, it performs well in various conditions.

What Makes HM88644-HM88610 Bearing Suitable for High-Temperature Applications?

HM88644-HM88610 Bearing operates efficiently in temperatures ranging from -30° to 110°C.
The chrome steel construction ensures durability and resistance to thermal expansion.
Its open design allows for easy lubrication, maintaining smooth operation under stress.
This makes it ideal for environments with fluctuating temperatures.

Designed for Durability: HM88644-HM88610 Bearing

HM88644-HM88610 Bearing is built with high-quality chrome steel for long-lasting performance.
The tapered roller design distributes loads evenly, reducing stress on individual components.
Its standard radial clearance ensures smooth operation and easy installation.
With a static radial load capacity of 21,200 lbf, it handles heavy-duty tasks with ease.

Application

Industrial Uses of HM88644-HM88610 Bearing
HM88644-HM88610 Bearing is commonly used in heavy machinery like construction equipment and agricultural gear, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability even in tough working conditions.

In automotive applications, HM88644-HM88610 Bearing fits well in wheel hubs and differential systems, providing reliable performance under varying loads. Its imperial sizing makes it a straightforward choice for North American vehicle manufacturers.

For industrial conveyor systems, HM88644-HM88610 Bearing offers smooth operation and easy maintenance due to its open design. The steel cage adds extra strength, making it suitable for high-load scenarios.

Where Is HM88644-HM88610 Bearing Used?
You’ll often find HM88644-HM88610 Bearing in mining equipment, where its ability to handle radial and thrust loads is crucial. The standard radial clearance allows for consistent performance in dusty environments.

It’s also a go-to choice for railway applications, particularly in axle boxes where reliability is key. The ABEC-1 rating ensures it meets precision requirements without overcomplicating the design.

Built for Heavy-Duty Use: HM88644-HM88610 Bearing
HM88644-HM88610 Bearing excels in forestry machinery, where shocks and vibrations are common. Its robust construction minimises wear, extending the bearing’s service life.

In material handling systems, this bearing’s tapered rollers distribute loads evenly, reducing stress on individual components. The inch measurements make it compatible with a wide range of industrial equipment.

Automotive vs Aerospace: Applications of HM88644-HM88610 Bearing
In automotive settings, HM88644-HM88610 Bearing supports drivetrain components, offering a balance of strength and precision. The temperature range suits both hot and cold climates.

For aerospace ground equipment, this bearing’s reliability makes it ideal for maintenance trolleys and loading systems. Its compliance with RoHS and REACH standards ensures environmental safety.

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