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TS (Single Row Tapered Roller Bearings) (Imperial) LM104949E-LM104911A

TS (Single Row Tapered Roller Bearings) (Imperial) LM104949E-LM104911A

The LM104949E-LM104911A is a single-row tapered roller bearing with a 2″ bore and 3.25″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 21700 lbf radially and 2930 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 ranging from -30°C to 110°C.

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

Weighing just 1 lb, it’s compact yet robust for its size. Compliant with RoHS and REACH standards for safe and reliable performance.

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Product Parameters

  • Part Number LM104949E-LM104911A
  • Brand TFL
  • Interchangeable Timken
  • Size 2" x 3.25" x 0.9302"
  • Bore Dia 2"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 3.25"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.019"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.73"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 0.9302"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.03"
  • Cone Frontface Backing Diameter 2.2"
  • Cone Backface Backing Diameter 2.44"
  • Cup Frontface Backing Diameter 3.11"
  • Cup Backface Backing Diameter 2.95"
  • Cage Cone Frontface Clearance -0.04"
  • Cage Cone Backface Clearance 0.03"
  • Effective Center Location -0.23"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number LM104949E
  • Cup Part Number LM104911A
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series LM104900
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 21700 lbf
  • Static Radial Load 23400 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 5610 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 2930 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 lb

Features

Performance Features of LM104949E-LM104911A Bearing

LM104949E-LM104911A Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 21,700 lbf, making it suitable for heavy-duty applications.
The steel cage ensures proper roller alignment, reducing friction and extending operational life.
With a temperature range of -30° to 110°C, it performs reliably in various conditions.

How Is LM104949E-LM104911A Bearing Engineered for Reliability?

LM104949E-LM104911A Bearing features a single-row tapered roller design, optimised for combined load handling.
The chrome steel construction provides durability, while the standard radial clearance ensures smooth operation.
Its dynamic thrust rating of 2,930 lbf (Ca90) highlights its versatility in demanding environments.
The bearing requires lubrication, ensuring consistent performance over time.

Built for Durability: LM104949E-LM104911A Bearing

LM104949E-LM104911A Bearing’s chrome steel components resist wear, even under high radial and thrust loads.
The tapered roller design distributes stress evenly, enhancing longevity and reducing maintenance needs.
With an ABEC-1 rating, it balances precision and cost-effectiveness for industrial applications.
Its standard radial clearance options (C3/C4/C5) allow for flexibility in installation.

Application

Industrial Uses of LM104949E-LM104911A Bearing
LM104949E-LM104911A Bearing is commonly used in heavy machinery like construction equipment and agricultural vehicles, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability even in demanding environments.
In automotive applications, LM104949E-LM104911A Bearing fits well in wheel hubs and differential systems, providing reliable performance under varying loads. Its imperial sizing makes it a straightforward replacement for Timken bearings in many US-made vehicles.

Where Is LM104949E-LM104911A Bearing Used?
You’ll often find LM104949E-LM104911A Bearing in industrial gearboxes, where its ability to manage radial and thrust loads keeps operations smooth. The open design simplifies lubrication, which is handy for maintenance teams.
It’s also a go-to choice for mining equipment, thanks to its robust steel cage and high dynamic load capacity. The standard radial clearance offers flexibility for different operational needs.

Built for Heavy-Duty Use: LM104949E-LM104911A Bearing
LM104949E-LM104911A Bearing excels in applications like conveyor systems, where consistent performance under heavy loads is key. The tapered rollers distribute stress evenly, extending service life.
For railway applications, this bearing’s temperature tolerance and ABEC-1 rating make it a reliable pick. Its compatibility with Timken designs simplifies sourcing for repair jobs.

Automotive vs Aerospace: Applications of LM104949E-LM104911A Bearing
In automotive settings, LM104949E-LM104911A Bearing supports drivetrain components, balancing speed and load requirements. The inch measurements align perfectly with older vehicle models.
While not typically used in aerospace, this bearing’s precision suits heavy industrial machinery where reliability outweighs extreme weight savings. The steel cage handles vibrations well in rugged conditions.

Essential Roles of LM104949E-LM104911A Bearing
LM104949E-LM104911A Bearing plays a vital part in forestry equipment, enduring shocks and uneven loads. Its static radial load capacity ensures stability during high-torque operations.
Farm machinery also benefits from this bearing’s resistance to contaminants. The straightforward lubrication needs reduce downtime during seasonal workloads.

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