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TS (Single Row Tapered Roller Bearings) (Imperial) LM770949-LM770910

TS (Single Row Tapered Roller Bearings) (Imperial) LM770949-LM770910

The LM770949-LM770910 is a single-row tapered roller bearing with an 18″ bore and 23.75″ outer diameter, built from sturdy chrome steel. It handles combined loads up to 335,000 lbf radially and 67,300 lbf thrust, making it 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, offering a reliable replacement option. Ideal for industrial machinery, gearboxes, or large equipment where combined loads are common.

Weighing 132.20 lb, it’s robust and built to last. Compliant with RoHS and REACH standards for safe and reliable use.

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Product Parameters

  • Part Number LM770949-LM770910
  • Brand TFL
  • Interchangeable Timken
  • Size 18" x 23.75" x 3.375"
  • Bore Dia 18"
  • Bore Dia Tolerance +0.002" to 0
  • Outer Dia 23.75"
  • Outer Dia Tolerance +0.002" to 0
  • Cone Width 3.3125"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 2.375"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 3.375"
  • Width Tolerance +0.015" to -0.015"
  • Cone Backface ToClear Radius 0.25"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 21.61"
  • Cone Backface Backing Diameter 19.25"
  • Cup Frontface Backing Diameter 22.90"
  • Cup Backface Backing Diameter 22.44"
  • Cage Cone Frontface Clearance 0.2"
  • Cage Cone Backface Clearance 0.48"
  • Effective Center Location 1.2"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number LM770949
  • Cup Part Number LM770910
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series LM770900
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 335000 lbf
  • Static Radial Load 773000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 86800 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 67300 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 132.20 lb

Features

How Is LM770949-LM770910 Bearing Engineered for Reliability?

LM770949-LM770910 Bearing is built with chrome steel rings and rollers, offering robust performance under combined loads.
Its dynamic radial load capacity reaches 335,000 lbf, making it suitable for heavy-duty industrial applications.

The single-row tapered roller design ensures effective load distribution, enhancing durability.
With a standard radial clearance option, it provides flexibility for various operational needs.

LM770949-LM770910 Bearing operates within a temperature range of -30° to 110°C, ensuring reliability in diverse conditions.
The steel cage maintains roller alignment, reducing friction and extending service life.

Application

Industrial Uses of LM770949-LM770910 Bearing
LM770949-LM770910 Bearing is commonly used in heavy machinery like mining equipment and construction vehicles, where its tapered roller design handles combined radial and thrust loads effectively. The chrome steel construction ensures durability even in harsh operating conditions.

In automotive applications, LM770949-LM770910 Bearing supports large axles and wheel hubs, particularly in trucks and buses. Its inch sizing makes it a reliable choice for North American and other imperial-standard markets.

For industrial gearboxes, LM770949-LM770910 Bearing’s high dynamic load capacity allows it to manage intense rotational forces. The open design simplifies lubrication, which is essential for prolonged performance in high-load scenarios.

What Makes LM770949-LM770910 Bearing a Preferred Choice?
LM770949-LM770910 Bearing excels in agricultural machinery, such as tractors and harvesters, due to its robust construction and standard radial clearance. The steel cage adds stability, reducing wear over time.

In material handling systems, LM770949-LM770910 Bearing ensures smooth operation for conveyor belts and lifting equipment. Its compatibility with Timken models makes replacement straightforward for maintenance teams.

Built for Heavy-Duty Use: LM770949-LM770910 Bearing
LM770949-LM770910 Bearing is ideal for railway applications, where it supports axle boxes under varying load conditions. The tapered rollers distribute stress evenly, enhancing longevity.

For wind turbine systems, LM770949-LM770910 Bearing’s high static radial load rating provides reliability in low-speed, high-torque environments. The temperature range also suits both cold and moderate climates.

Automotive vs Aerospace: Applications of LM770949-LM770910 Bearing
In automotive settings, LM770949-LM770910 Bearing is trusted for drivetrain components, balancing performance and durability. Its ABEC-1 rating meets the precision needs of commercial vehicles.

For aerospace ground equipment, LM770949-LM770910 Bearing handles heavy loads in aircraft tugs and loading systems. The inch measurements align with many U.S.-based maintenance standards.

Q&A

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