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TS (Single Row Tapered Roller Bearings) (Imperial) LM545849E-LM545812

TS (Single Row Tapered Roller Bearings) (Imperial) LM545849E-LM545812

The LM545849E-LM545812 is a single-row tapered roller bearing with a 9.25″ bore and 12.5″ outer diameter, made from sturdy chrome steel. It handles combined loads up to 126,000 lbf radially and 22,200 lbf in thrust, suitable for heavy-duty applications.

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

This model is interchangeable with Timken bearings, making it a practical choice for replacements. Ideal for industrial machinery or automotive systems where robust performance is needed.

Weighing 23.3 lb, it’s built to last and complies with RoHS and REACH standards for safe use. The standard radial clearance offers flexibility for various setups.

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Product Parameters

  • Part Number LM545849E-LM545812
  • Brand TFL
  • Interchangeable Timken
  • Size 9.25" x 12.5" x 1.9376"
  • Bore Dia 9.25"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 12.5"
  • Outer Dia Tolerance +0.002" to 0
  • Cone Width 2.125"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 1.4375"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.9376"
  • Width Tolerance +0.014" to -0.01"
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 10.87"
  • Cone Backface Backing Diameter 9.92"
  • Cup Frontface Backing Diameter 12.07"
  • Cup Backface Backing Diameter 11.69"
  • Cage Cone Frontface Clearance 0.04"
  • Cage Cone Backface Clearance 0.13"
  • Effective Center Location 0.33"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number LM545849E
  • Cup Part Number LM545812
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series LM545800
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 126000 lbf
  • Static Radial Load 213000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 32600 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 22200 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 23.300 lb

Features

How Is LM545849E-LM545812 Bearing Engineered for Reliability?

LM545849E-LM545812 Bearing is built with chrome steel rings and rollers, ensuring strength and durability under heavy loads.
Its dynamic radial load capacity reaches 126,000 lbf, making it suitable for demanding industrial applications.
The tapered roller design efficiently handles combined loads, providing stable performance.
With a standard radial clearance, it offers reliable operation in various conditions.

What Makes LM545849E-LM545812 Bearing Suitable for High-Temperature Applications?

LM545849E-LM545812 Bearing operates effectively in temperatures ranging from -30° to 110°C.
The chrome steel construction resists thermal deformation, maintaining performance in challenging environments.
Its open design allows for easy lubrication, ensuring smooth operation even under high heat.
The bearing’s robust cage keeps rollers aligned, reducing friction and wear.

Designed for Durability: LM545849E-LM545812 Bearing

LM545849E-LM545812 Bearing features a single-row tapered roller design, optimised for long service life.
The chrome steel components resist wear, even under heavy dynamic radial loads up to 126,000 lbf.
Its precise tolerances ensure consistent performance, reducing the need for frequent maintenance.
The standard radial clearance provides flexibility for various industrial applications.

Application

Industrial Uses of LM545849E-LM545812 Bearing
LM545849E-LM545812 Bearing is commonly used in heavy machinery, such as mining equipment and construction vehicles, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability even in harsh operating conditions.

In automotive applications, LM545849E-LM545812 Bearing supports large drivetrain components, like axles and differentials, providing reliable performance under high radial and thrust loads. Its inch sizing makes it compatible with many North American vehicle models.

For industrial conveyor systems, LM545849E-LM545812 Bearing’s robust design helps maintain smooth operation under continuous heavy loads. The open seal type allows for easy lubrication, extending its service life in demanding environments.

LM545849E-LM545812 Bearing is also found in agricultural machinery, where its ability to handle varying loads and speeds makes it ideal for equipment like tractors and harvesters. The standard radial clearance ensures consistent performance across different applications.

Q&A

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