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TS (Single Row Tapered Roller Bearings) (Imperial) HM88644-HM88610A

TS (Single Row Tapered Roller Bearings) (Imperial) HM88644-HM88610A

The HM88644-HM88610A is a single-row tapered roller bearing with a 1.25″ bore and 2.8438″ outer diameter, crafted from durable chrome steel. It handles combined loads up to 17300 lbf radially and 4180 lbf thrust, making it versatile for various applications.

Its open design allows easy lubrication, while the steel cage ensures reliable performance under heavy loads. The bearing operates smoothly in temperatures ranging from -30°C to 110°C.

This model is interchangeable with Timken bearings, offering a practical replacement option. Ideal for industrial machinery, automotive systems, or any equipment requiring robust load support.

Weighing 1.2 lb, it’s sturdy yet manageable for its size. Compliant with RoHS and REACH standards, it meets safety and environmental requirements.

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Product Parameters

  • Part Number HM88644-HM88610A
  • Brand TFL
  • Interchangeable Timken
  • Size 1.25" x 2.8438" x 0.9999"
  • 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 0.9999"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.06"
  • Cup Backface ToClear Radius 0.03"
  • Cone Frontface Backing Diameter 1.67"
  • Cone Backface Backing Diameter 1.75"
  • Cup Frontface Backing Diameter 2.74"
  • Cup Backface Backing Diameter 2.40"
  • 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 HM88610A
  • 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-HM88610A Bearing Engineered for Reliability?

HM88644-HM88610A Bearing features chrome steel rings and rollers, ensuring strength and durability under combined loads.
Its dynamic radial load capacity reaches 17,300 lbf, making it suitable for demanding industrial applications.

The tapered roller design of HM88644-HM88610A Bearing effectively handles both radial and thrust loads.
With a standard radial clearance, it offers reliable performance across various operating conditions.

HM88644-HM88610A Bearing operates within a temperature range of -30° to 110°C, maintaining stability in diverse environments.
Its steel cage keeps the rollers aligned, reducing friction and extending service life.

The open design of HM88644-HM88610A Bearing simplifies lubrication, ensuring smooth operation over time.
Weighing just 1.2 lb, it balances robustness with ease of handling.

Application

Industrial Uses of HM88644-HM88610A Bearing
HM88644-HM88610A Bearing is commonly used in heavy machinery, such as construction equipment and agricultural gear, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability even in demanding environments.

In automotive applications, HM88644-HM88610A Bearing supports wheel hubs and differential systems, providing reliable performance under varying loads. Its imperial sizing makes it a practical choice for North American vehicle models.

For industrial conveyor systems, HM88644-HM88610A Bearing’s open design allows for easy lubrication, extending service life in high-use scenarios. The steel cage adds stability, making it suitable for continuous operation.

Where Is HM88644-HM88610A Bearing Used?
HM88644-HM88610A Bearing finds its place in mining equipment, where its robust design withstands harsh conditions and heavy loads. The tapered rollers distribute stress evenly, reducing wear over time.

In power transmission systems, HM88644-HM88610A Bearing ensures smooth operation for gearboxes and driveshafts. Its ABEC-1 rating provides a balance of precision and affordability for general industrial use.

Built for Heavy-Duty Use: HM88644-HM88610A Bearing
HM88644-HM88610A Bearing excels in forestry machinery, handling both radial and thrust loads with ease. The standard radial clearance offers flexibility for various installation requirements.

For railway applications, HM88644-HM88610A Bearing’s temperature range (-30° to 110°C) ensures reliability in diverse climates. Its compatibility with Timken models simplifies maintenance and replacements.

Automotive vs Aerospace: Applications of HM88644-HM88610A Bearing
In automotive settings, HM88644-HM88610A Bearing is ideal for truck axles, where its load capacity meets heavy-duty demands. The inch measurements align with standard US manufacturing specs.

For aerospace ground equipment, HM88644-HM88610A Bearing provides dependable performance in tow tractors and loading systems. Its steel cage and chrome steel rollers resist wear in high-stress conditions.

Q&A

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