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TS (Single Row Tapered Roller Bearings) (Imperial) LM104947A-LM104911

TS (Single Row Tapered Roller Bearings) (Imperial) LM104947A-LM104911

The LM104947A-LM104911 is a single-row tapered roller bearing with a 1.968″ bore and 3.25″ outer diameter, crafted from robust chrome steel. It handles combined loads up to 21700 lbf radially and 2930 lbf in thrust, suitable for demanding applications.

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

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

Weighing just 1 lb, it’s a compact yet sturdy choice. Compliant with RoHS and REACH standards, it meets safety and environmental requirements.

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Product Parameters

  • Part Number LM104947A-LM104911
  • Brand TFL
  • Interchangeable Timken
  • Size 1.968" x 3.25" x 0.8502"
  • Bore Dia 1.968"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 3.25"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 0.875"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.65"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 0.8502"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.02"
  • Cup Backface ToClear Radius 0.050"
  • Cone Frontface Backing Diameter 2.17"
  • Cone Backface Backing Diameter 2.17"
  • Cup Frontface Backing Diameter 3.11"
  • Cup Backface Backing Diameter 2.95"
  • Cage Cone Frontface Clearance 0.1"
  • Cage Cone Backface Clearance 0.03"
  • Effective Center Location -0.23"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number LM104947A
  • Cup Part Number LM104911
  • 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

How Is LM104947A-LM104911 Bearing Engineered for Reliability?

LM104947A-LM104911 Bearing features chrome steel rings and rollers, ensuring strength and durability under combined loads.
Its dynamic radial load capacity reaches 21,700 lbf, making it suitable for heavy-duty applications.

The tapered roller design distributes loads evenly, reducing stress and extending service life.
With a standard radial clearance, it offers reliable performance in various operating conditions.

LM104947A-LM104911 Bearing operates within a temperature range of -30° to 110°C, adapting to diverse environments.
Its steel cage maintains roller alignment, ensuring smooth and efficient operation.

The open seal design simplifies maintenance while the ABEC-1 rating guarantees consistent precision.
This bearing is interchangeable with Timken models, providing flexibility for replacements.

Application

Industrial Uses of LM104947A-LM104911 Bearing
LM104947A-LM104911 Bearing is commonly used in heavy machinery like agricultural equipment and construction vehicles, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability even in tough working conditions.

In automotive applications, LM104947A-LM104911 Bearing fits well in wheel hubs and differential systems, providing reliable performance under varying loads. Its inch sizing makes it a preferred choice for American and British vehicle models.

For industrial conveyor systems, LM104947A-LM104911 Bearing offers smooth operation with its standard radial clearance, reducing downtime. The steel cage adds extra strength, making it suitable for high-load scenarios.

Where Is LM104947A-LM104911 Bearing Used?
You’ll often find LM104947A-LM104911 Bearing in mining equipment, where its ability to handle radial and thrust loads is crucial. The open design allows for easy lubrication, extending its service life.

In railway applications, LM104947A-LM104911 Bearing supports axle boxes, ensuring stable performance under constant vibration. Its ABEC-1 rating provides a good balance of precision and cost-effectiveness.

Built for Heavy-Duty Use: LM104947A-LM104911 Bearing
LM104947A-LM104911 Bearing excels in forestry machinery, where its robust design withstands harsh environments. The tapered rollers distribute loads evenly, reducing wear over time.

For power transmission systems, LM104947A-LM104911 Bearing’s dynamic radial load capacity ensures reliable operation. Its compatibility with Timken models makes it a versatile choice for maintenance and replacements.

Automotive vs Aerospace: Applications of LM104947A-LM104911 Bearing
In automotive systems, LM104947A-LM104911 Bearing is ideal for drivetrains, offering a balance of strength and precision. The inch measurements align well with standard automotive components.

For aerospace ground equipment, LM104947A-LM104911 Bearing provides dependable performance in load-handling applications. Its temperature range suits various operational conditions without compromising reliability.

Q&A

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