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TS (Single Row Tapered Roller Bearings) (Imperial) HM803149-HM803110RB

TS (Single Row Tapered Roller Bearings) (Imperial) HM803149-HM803110RB

The HM803149-HM803110RB is a single-row tapered roller bearing with a 1.75″ bore and 3.5″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 25600 lbf radially and 6200 lbf thrust, making it versatile for various applications.

Its open design allows for easy lubrication, while the steel cage ensures durability. The bearing operates smoothly in temperatures ranging from -30°C to 110°C, suitable for demanding environments.

This model is interchangeable with Timken bearings, offering a reliable replacement option. Ideal for use in gearboxes, axles, or industrial machinery where combined loads are common.

Weighing 1.9 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 HM803149-HM803110RB
  • Brand TFL
  • Interchangeable Timken
  • Size 1.75" x 3.5" x 1.1875"
  • Bore Dia 1.75"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 3.5"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.1563"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.9063"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.1875"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 2.1"
  • Cone Backface Backing Diameter 2.44"
  • Cup Frontface Backing Diameter 3.39"
  • Cup Backface Backing Diameter 2.91"
  • Cage Cone Frontface Clearance 0.11"
  • Cage Cone Backface Clearance 0.04"
  • Effective Center Location -0.17"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number HM803149
  • Cup Part Number HM803110RB
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series HM803100
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 25600 lbf
  • Static Radial Load 32400 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 6630 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 6200 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 1.900 lb

Features

How Does HM803149-HM803110RB Bearing Handle Combined Loads?

HM803149-HM803110RB Bearing is built with chrome steel rings and rollers, offering strong resistance to both radial and thrust loads.
Its dynamic radial load capacity reaches 25,600 lbf, ensuring reliable performance in demanding conditions.
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 environments.

Application

Industrial Uses of HM803149-HM803110RB Bearing
HM803149-HM803110RB Bearing is commonly used in heavy machinery like construction equipment, where its tapered roller design handles combined loads efficiently. The inch sizing makes it ideal for North American industrial applications.

What Makes HM803149-HM803110RB Bearing a Preferred Choice?
In automotive systems, HM803149-HM803110RB Bearing works well in wheel hubs and differentials, thanks to its chrome steel construction. Its standard radial clearance ensures smooth performance under varying loads.

Built for Heavy-Duty Use: HM803149-HM803110RB Bearing
For conveyor systems, HM803149-HM803110RB Bearing’s durability and ABEC-1 rating provide reliable operation in demanding environments. The steel cage adds extra strength for long-term use.

Automotive vs Aerospace: Applications of HM803149-HM803110RB Bearing
While HM803149-HM803110RB Bearing suits truck axles perfectly, its temperature range also makes it useful in some aerospace components. The open design allows for easy lubrication in both sectors.

Perfect Fit for Automation: HM803149-HM803110RB Bearing
HM803149-HM803110RB Bearing fits well in robotic arms, where precise movement is needed. Its tapered rollers reduce friction, ensuring smooth operation in automated systems.

Q&A

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