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KLL639249 Single Cones (Imperial)
KLL639249 Single Cones (Imperial)

KLL639249 Single Cones (Imperial)

The KLL639249 is a single-row tapered roller bearing cone with a 7.75″ bore, designed for combined loads. Made from durable chrome steel, it handles dynamic radial loads up to 38,800 lbf and static loads up to 76,300 lbf.

Its open design allows easy maintenance, while the steel cage ensures reliable performance. The bearing operates smoothly in temperatures from -30°C to 110°C, making it suitable for various conditions.

This model is interchangeable with Timken bearings, offering a practical replacement option. Ideal for heavy-duty applications like industrial machinery or vehicle axles where combined loads are common.

Compliant with RoHS and REACH standards, it meets safety and environmental requirements. The standard radial clearance is available in C3, C4, or C5 options for different fit needs.

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Product Parameters

  • Part Number KLL639249
  • Brand TFL
  • Interchangeable Brand Timken
  • System of Measurement Inch
  • Type Cones
  • Bearing Part Number KLL639249-KLL639210
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Bore Dia 7.75"
  • Bore Dia Tolerance +0.001" to 0
  • Cone Width 0.9062"
  • Cone Width Tolerance +0.003" to -0.01
  • Cone Backface ToClear Radius 0.06"
  • Cone Frontface Backing Diameter 7.99"
  • Cone Backface Backing Diameter 8.07"
  • Cage Cone Frontface Clearance 0.14"
  • Cage Cone Backface Clearance 0.04"
  • Effective Center Location 0.69"
  • Ring Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 38800 lbf
  • Static Radial Load 76300 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 10100 lbf
  • Dynamic Radial Rating(Two Row 1 Million Revolutions)(C1) 67500 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 7190 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions)(C90) 17500 lbf
  • Temperature Range -30° to 110 °C
  • ABEC Rating ABEC-1
  • Radial Clearance Standard (Available in C3/C4/C5)
  • RoHS Compliant
  • REACH Compliant

Features

Performance Features of KLL639249 Bearing

KLL639249 Bearing is built with chrome steel rings and a steel cage, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 38,800 lbf, making it suitable for heavy-duty applications.

The tapered roller design ensures smooth operation and efficient load distribution.
With a temperature range of -30° to 110°C, KLL639249 Bearing performs reliably in various conditions.

The standard radial clearance allows for flexibility in different operational setups.
Its ABEC-1 rating ensures consistent precision and durability in industrial use.

Application

Industrial Uses of KLL639249 Bearing
KLL639249 Bearing is commonly used in heavy machinery, such as construction equipment and mining vehicles, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability in tough working conditions.

Where Is KLL639249 Bearing Used?
You’ll often find KLL639249 Bearing in industrial gearboxes and large conveyor systems, thanks to its ability to manage both radial and thrust loads. Its inch sizing makes it a good fit for machinery using imperial measurements.

Built for Heavy-Duty Use: KLL639249 Bearing
KLL639249 Bearing excels in applications like agricultural machinery and railroad axles, where reliability under heavy loads is key. The steel cage adds extra strength, making it suitable for high-stress environments.

Automotive vs Aerospace: Applications of KLL639249 Bearing
In automotive settings, KLL639249 Bearing supports wheel hubs and drivetrains, while in aerospace, it’s used in landing gear systems. Its ABEC-1 rating ensures consistent performance across different industries.

Perfect Fit for Automation: KLL639249 Bearing
KLL639249 Bearing works well in automated production lines, particularly in robotic arms and assembly systems. The standard radial clearance allows for smooth operation in repetitive tasks.

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