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LL575343 Single Cones (Imperial)
LL575343 Single Cones (Imperial)

LL575343 Single Cones (Imperial)

The LL575343 is a single-row tapered roller bearing cone with a 21-inch bore, designed for combined loads. Made from durable chrome steel, it handles dynamic radial loads up to 201,000 lbf and static loads up to 459,000 lbf.

Its open design allows easy inspection and maintenance, while the steel cage ensures reliable performance. 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 heavy-duty applications like industrial machinery or large vehicles where combined loads are common.

Operating in temperatures from -30°C to 110°C, it meets RoHS and REACH standards for safe use. The ABEC-1 rating ensures consistent performance in demanding conditions.

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Product Parameters

  • Part Number LL575343
  • Brand TFL
  • Interchangeable Brand Timken
  • System of Measurement Inch
  • Type Cones
  • Bearing Part Number LL575343-LL575310
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Bore Dia 21"
  • Bore Dia Tolerance +0.001" to 0
  • Cone Width 2"
  • Cone Width Tolerance +0.003" to -0.01
  • Cone Backface ToClear Radius 0.25"
  • Cone Frontface Backing Diameter 21.61"
  • Cone Backface Backing Diameter 21.97"
  • Cage Cone Frontface Clearance 0.19"
  • Cage Cone Backface Clearance 0.12"
  • Effective Center Location 2"
  • Ring Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 201000 lbf
  • Static Radial Load 459000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 52000 lbf
  • Dynamic Radial Rating(Two Row 1 Million Revolutions)(C1) 349000 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 36100 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions)(C90) 90500 lbf
  • Temperature Range -30° to 110 °C
  • ABEC Rating ABEC-1
  • Radial Clearance Standard (Available in C3/C4/C5)
  • RoHS Compliant
  • REACH Compliant

Features

How Is LL575343 Bearing Engineered for Reliability?

LL575343 Bearing is crafted from chrome steel, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 201,000 lbf, ensuring dependable performance in tough conditions.
The steel cage maintains roller alignment, reducing friction and extending lifespan.
With a temperature range of -30° to 110°C, it performs reliably in varied environments.

What Makes LL575343 Bearing Suitable for High-Temperature Applications?

LL575343 Bearing operates efficiently in temperatures up to 110°C without losing performance.
The chrome steel construction provides durability and resistance to thermal expansion.
Its open design allows for better heat dissipation, preventing overheating.
This makes it ideal for industrial applications where high temperatures are common.

Built for Durability: LL575343 Bearing

LL575343 Bearing features a robust chrome steel build, ensuring long-term reliability.
Its tapered roller design handles both radial and thrust loads with ease.
The steel cage keeps rollers in place, minimising wear and tear.
With a static radial load capacity of 459,000 lbf, it excels in heavy-duty use.

Steel vs Ceramic Bearings: Strengths of LL575343 Bearing

LL575343 Bearing uses high-quality chrome steel for superior strength and durability.
This material choice ensures it can handle heavy loads without compromising performance.
The steel cage provides stability, reducing roller misalignment and wear.
It’s a cost-effective solution for applications requiring reliability and longevity.

Why Choose LL575343 Bearing for Precision Tasks?

LL575343 Bearing offers precise performance with its tapered roller design.
The chrome steel rings and steel cage ensure smooth operation under combined loads.
Its ABEC-1 rating guarantees consistent accuracy in industrial applications.
With standard radial clearance options, it adapts to various precision needs.

Application

Industrial Uses of LL575343 Bearing
LL575343 Bearing is commonly used in heavy machinery like mining equipment and construction vehicles, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability even in demanding environments.

Where Is LL575343 Bearing Used?
You’ll often find LL575343 Bearing in agricultural machinery, such as tractors and harvesters, where its robust design supports high radial and thrust loads. Its inch sizing makes it a fit for older or custom-built equipment.

Built for Heavy-Duty Use: LL575343 Bearing
LL575343 Bearing excels in industrial gearboxes, providing reliable performance under continuous operation. The steel cage adds strength, making it suitable for applications with frequent load changes.

Automotive vs Aerospace: Applications of LL575343 Bearing
In automotive systems, LL575343 Bearing supports wheel hubs and drivetrains, while in aerospace, it’s used in landing gear assemblies. Its high dynamic load capacity ensures safety and longevity in both fields.

Practical Applications of LL575343 Bearing
LL575343 Bearing is ideal for railway applications, such as freight car axles, where its tapered rollers manage heavy loads smoothly. The standard radial clearance offers flexibility for various operational conditions.

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