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LL641149A Single Cones (Imperial)
LL641149A Single Cones (Imperial)

LL641149A Single Cones (Imperial)

The LL641149A is a single-row tapered roller bearing cone with an 8.125-inch bore, made from sturdy chrome steel. It handles combined loads up to 44,100 lbf radially and 8,010 lbf in thrust, suitable for heavy-duty applications.

Its open design allows easy maintenance, while the steel cage ensures durability. The cone has a standard radial clearance, with options for C3, C4, or C5 clearances if needed.

This model is interchangeable with Timken bearings, making it a practical choice for replacements. Ideal for industrial machinery, gearboxes, or vehicles where robust performance is required.

It operates smoothly in temperatures from -30°C to 110°C and meets RoHS and REACH standards for safe use. The ABEC-1 rating ensures reliable precision for most general applications.

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Product Parameters

  • Part Number LL641149A
  • Brand TFL
  • Interchangeable Brand Timken
  • System of Measurement Inch
  • Type Cones
  • Bearing Part Number LL641149A-LL641110
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Bore Dia 8.125"
  • Bore Dia Tolerance +0.001" to 0
  • Cone Width 1.0938"
  • Cone Width Tolerance +0.003" to -0.01
  • Cone Backface ToClear Radius 0.06"
  • Cone Frontface Backing Diameter 8.35"
  • Cone Backface Backing Diameter 8.43"
  • Cage Cone Frontface Clearance 0.1"
  • Cage Cone Backface Clearance 0.1"
  • Effective Center Location 0.62"
  • Ring Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 44100 lbf
  • Static Radial Load 91100 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 11400 lbf
  • Dynamic Radial Rating(Two Row 1 Million Revolutions)(C1) 76800 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 8010 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions)(C90) 19900 lbf
  • Temperature Range -30° to 110 °C
  • ABEC Rating ABEC-1
  • Radial Clearance Standard (Available in C3/C4/C5)
  • RoHS Compliant
  • REACH Compliant

Features

Why Choose LL641149A Bearing for Combined Loads?

LL641149A Bearing is crafted from chrome steel, offering robust resistance to both radial and thrust loads.
Its dynamic radial load capacity reaches 44,100 lbf, making it suitable for heavy-duty applications.
The steel cage ensures proper roller alignment, enhancing durability and reducing wear.
With a temperature range of -30° to 110°C, it performs reliably in various conditions.

How Is LL641149A Bearing Engineered for Reliability?

LL641149A Bearing features a tapered roller design, optimised for combined load handling.
The chrome steel construction provides excellent strength and resistance to wear.
Its standard radial clearance allows for smooth operation, even under high stress.
The bearing’s effective center location ensures stability and consistent performance.

Built for Durability: LL641149A Bearing

LL641149A Bearing’s single-row construction simplifies installation while maintaining strength.
The steel cage minimises friction, extending the bearing’s operational life.
With a static radial load capacity of 91,100 lbf, it handles demanding conditions with ease.
Its ABEC-1 rating guarantees precision and reliability in various applications.

Steel vs Ceramic Bearings: Strengths of LL641149A Bearing

LL641149A Bearing uses chrome steel for rings and rollers, ensuring high load capacity.
The material choice provides excellent durability and resistance to wear.
Its dynamic thrust rating of 8,010 lbf makes it versatile for different load types.
The bearing’s open design allows for easy inspection and maintenance.

Performance Features of LL641149A Bearing

LL641149A Bearing’s tapered rollers distribute loads evenly, reducing stress on components.
The precise cone width tolerance ensures a perfect fit in various assemblies.
With a dynamic radial rating of 19,900 lbf for two-row configurations, it excels in heavy applications.
Its compliance with RoHS and REACH standards highlights its environmental safety.

Application

Industrial Uses of LL641149A Bearing
LL641149A Bearing is commonly used in heavy machinery like construction equipment, where its tapered roller design handles combined loads efficiently. The chrome steel construction ensures durability even in demanding environments.

Where Is LL641149A Bearing Used?
You’ll often find LL641149A Bearing in agricultural machinery, supporting gearboxes and wheel hubs. Its inch sizing makes it a reliable choice for older or imperial-based systems.

Built for Heavy-Duty Use: LL641149A Bearing
LL641149A Bearing excels in mining applications, where its high static radial load capacity keeps operations running smoothly. The open design allows for easy lubrication in dusty conditions.

Automotive vs Aerospace: Applications of LL641149A Bearing
In automotive settings, LL641149A Bearing supports truck axles, while in aerospace, it’s used in landing gear assemblies. Its versatility makes it a go-to for both industries.

Essential Roles of LL641149A Bearing
LL641149A Bearing is vital in railway systems, ensuring smooth performance under heavy loads. The steel cage adds extra strength, making it ideal for long-term use.

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