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TS (Single Row Tapered Roller Bearings) (Imperial) HM89444-HM89411

TS (Single Row Tapered Roller Bearings) (Imperial) HM89444-HM89411

The HM89444-HM89411 is a single-row tapered roller bearing with a 1.3125″ bore and 3″ outer diameter, crafted from durable chrome steel. It handles combined loads up to 24800 lbf radially and 6020 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 from -30°C to 110°C.

This model is interchangeable with Timken bearings, offering a practical replacement option. Ideal for industrial machinery, gearboxes, or automotive systems where combined loads are common.

Weighing 1.5 lb, it’s robust 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 HM89444-HM89411
  • Brand TFL
  • Interchangeable Timken
  • Size 1.3125" x 3" x 1.1563"
  • Bore Dia 1.3125"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 3"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.125"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.9063"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.1563"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.150"
  • Cup Backface ToClear Radius 0.03"
  • Cone Frontface Backing Diameter 1.75"
  • Cone Backface Backing Diameter 2.09"
  • Cup Frontface Backing Diameter 2.91"
  • Cup Backface Backing Diameter 2.56"
  • Cage Cone Frontface Clearance 0.08"
  • Cage Cone Backface Clearance 0.06"
  • Effective Center Location -0.22"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number HM89444
  • Cup Part Number HM89411
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series HM89400
  • Ring Material Chrome Steel
  • Roller 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 Thrust Rating(90 Million Revolutions)(Ca90) 6020 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 1.500 lb

Features

Performance Features of HM89444-HM89411 Bearing

HM89444-HM89411 Bearing is constructed with chrome steel rings and rollers, offering excellent resistance to combined loads.
Its dynamic radial load capacity reaches 24,800 lbf, making it suitable for heavy-duty applications.

The single-row tapered roller design ensures smooth operation and efficient load distribution.
With a standard radial clearance, it provides reliable performance in various industrial settings.

HM89444-HM89411 Bearing operates within a temperature range of -30° to 110°C, ensuring versatility.
The steel cage maintains roller alignment, reducing friction and extending service life.

Designed for easy lubrication, HM89444-HM89411 Bearing simplifies maintenance routines.
Its ABEC-1 rating guarantees consistent precision in demanding environments.

Application

Industrial Uses of HM89444-HM89411 Bearing
HM89444-HM89411 Bearing is commonly used in heavy machinery, such as construction equipment and mining tools, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability even in demanding environments.

In automotive applications, HM89444-HM89411 Bearing fits well in wheel hubs and differential systems, providing reliable performance under varying loads. Its imperial sizing makes it a convenient choice for North American vehicle models.

For industrial gearboxes, HM89444-HM89411 Bearing’s open design allows easy lubrication, extending service life in high-speed operations. The steel cage adds stability, reducing wear over time.

Where Is HM89444-HM89411 Bearing Used?
HM89444-HM89411 Bearing can be found in agricultural machinery, supporting components like tractor transmissions and harvesters. Its robust design copes well with dirt and debris common in farming environments.

The bearing also suits conveyor systems in factories, where its tapered rollers manage both radial and axial loads smoothly. Standard radial clearance options make it adaptable to different operational needs.

Built for Heavy-Duty Use: HM89444-HM89411 Bearing
HM89444-HM89411 Bearing excels in railway applications, particularly in axle boxes where combined loads are frequent. The ABEC-1 rating ensures consistent performance without over-engineering.

Its compatibility with Timken equivalents makes maintenance straightforward for engineers. The temperature range of -30° to 110°C covers most industrial operating conditions.

Automotive vs Aerospace: Applications of HM89444-HM89411 Bearing
In automotive settings, HM89444-HM89411 Bearing handles wheel loads efficiently, while in aerospace, its precision suits auxiliary equipment like landing gear mechanisms. The inch measurements align with imperial-standard machinery.

The bearing’s dynamic thrust rating of 6020 lbf makes it suitable for applications requiring occasional axial load support. Chrome steel rollers maintain smooth operation even after prolonged use.

Q&A

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