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TS (Single Row Tapered Roller Bearings) (Imperial) HM88644-HM88613

TS (Single Row Tapered Roller Bearings) (Imperial) HM88644-HM88613

The HM88644-HM88613 is a single-row tapered roller bearing with a 1.25″ bore and 2.875″ outer diameter, crafted from sturdy 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 durability under heavy use. The bearing operates smoothly in temperatures from -30°C to 110°C, suitable for demanding environments.

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

Weighing 1.3 lb, it balances strength and portability. Compliant with RoHS and REACH standards, it meets safety and environmental requirements.

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Product Parameters

  • Part Number HM88644-HM88613
  • Brand TFL
  • Interchangeable Timken
  • Size 1.25" x 2.875" x 1.0629"
  • Bore Dia 1.25"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 2.875"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.8442"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.0629"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.06"
  • Cup Backface ToClear Radius 0.06"
  • Cone Frontface Backing Diameter 1.67"
  • Cone Backface Backing Diameter 1.75"
  • Cup Frontface Backing Diameter 2.74"
  • Cup Backface Backing Diameter 2.44"
  • 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 HM88613
  • 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 1.3 lb

Features

How Is HM88644-HM88613 Bearing Engineered for Reliability?

HM88644-HM88613 Bearing features chrome steel rings and rollers, ensuring strength and durability under combined loads.
Its dynamic radial load capacity of 17,300 lbf makes it suitable for demanding industrial applications.
The steel cage maintains roller alignment, reducing friction and extending operational life.
With a temperature range of -30° to 110°C, it performs reliably in various environments.

What Makes HM88644-HM88613 Bearing Suitable for High-Temperature Applications?

HM88644-HM88613 Bearing operates efficiently in temperatures ranging from -30° to 110°C.
The chrome steel construction resists thermal deformation, maintaining performance under stress.
Its standard radial clearance options allow for flexibility in different operating conditions.
This bearing is ideal for applications where temperature fluctuations are common.

Designed for Durability: HM88644-HM88613 Bearing

HM88644-HM88613 Bearing is built with high-quality chrome steel for long-lasting performance.
The tapered roller design handles both radial and thrust loads effectively.
Its robust construction ensures reliability in heavy-duty machinery.
With proper lubrication, it offers extended service life and reduced maintenance needs.

Steel vs Ceramic Bearings: Strengths of HM88644-HM88613 Bearing

HM88644-HM88613 Bearing uses chrome steel for its rollers and rings, providing excellent load capacity.
This material choice ensures durability and resistance to wear in harsh conditions.
The steel cage further enhances stability and reduces operational noise.
It’s a cost-effective solution for applications requiring high strength and reliability.

Application

Industrial Uses of HM88644-HM88613 Bearing
HM88644-HM88613 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 tough working conditions.

Where Is HM88644-HM88613 Bearing Used?
You’ll often find HM88644-HM88613 Bearing in automotive drivetrains, particularly in wheel hubs and differentials, thanks to its ability to manage both radial and thrust loads. Its inch sizing makes it a good fit for American-made vehicles.

Built for Heavy-Duty Use: HM88644-HM88613 Bearing
HM88644-HM88613 Bearing excels in industrial fans and pumps, where its open design allows for easy lubrication and maintenance. The steel cage adds extra strength, making it reliable for continuous operation.

Automotive vs Aerospace: Applications of HM88644-HM88613 Bearing
In automotive settings, HM88644-HM88613 Bearing supports high-load components like axles, while in aerospace, its precision fits auxiliary systems requiring dependable performance. The ABEC-1 rating ensures consistent quality across applications.

Perfect Fit for Automation: HM88644-HM88613 Bearing
HM88644-HM88613 Bearing works well in conveyor systems and robotic arms, where smooth rotation and load capacity are key. Its standard radial clearance options make it adaptable to various automation needs.

Q&A

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