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TS (Single Row Tapered Roller Bearings) (Imperial) LL521849C-LL521810

TS (Single Row Tapered Roller Bearings) (Imperial) LL521849C-LL521810

The LL521849C-LL521810 is a single-row tapered roller bearing with a 4.25″ bore and 5.5938″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 15800 lbf radially and 2750 lbf thrust, making it versatile for various applications.

Its open design allows for easy lubrication, while the steel cage ensures durability under heavy use. 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 or automotive systems where combined loads are common.

Weighing 1.4 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it meets essential safety and environmental requirements.

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Product Parameters

  • Part Number LL521849C-LL521810
  • Brand TFL
  • Interchangeable Timken
  • Size 4.25" x 5.5938" x 0.625"
  • Bore Dia 4.25"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 5.5938"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 0.5938"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.4688"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 0.625"
  • Width Tolerance +0.014" to -0.01"
  • Cone Backface ToClear Radius 0.06"
  • Cup Backface ToClear Radius 0.06"
  • Cone Frontface Backing Diameter 5.24"
  • Cone Backface Backing Diameter 4.53"
  • Cup Frontface Backing Diameter 5.43"
  • Cup Backface Backing Diameter 5.31"
  • Cage Cone Frontface Clearance 0.12"
  • Cage Cone Backface Clearance 0.01"
  • Effective Center Location 0.29"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number LL521849C
  • Cup Part Number LL521810
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series LL521800
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 15800 lbf
  • Static Radial Load 24000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 4100 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 2750 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 1.400 lb

Features

How Does LL521849C-LL521810 Bearing Handle Combined Loads?

LL521849C-LL521810 Bearing is built with chrome steel rings and rollers, offering strong resistance to both radial and thrust loads.
Its dynamic radial load capacity reaches 15,800 lbf, ensuring reliable performance in demanding conditions.

The single-row tapered roller design ensures smooth operation and efficient load distribution.
With a standard radial clearance, it provides flexibility for various applications.

LL521849C-LL521810 Bearing operates within a temperature range of -30° to 110°C, suitable for diverse environments.
The steel cage maintains roller alignment, reducing wear and extending service life.

Application

Industrial Uses of LL521849C-LL521810 Bearing
LL521849C-LL521810 Bearing is commonly used in heavy machinery like construction equipment and agricultural gear, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability even in demanding environments.

Where Is LL521849C-LL521810 Bearing Used?
You’ll often find LL521849C-LL521810 Bearing in automotive applications, particularly in wheel hubs and differential systems. Its precise inch sizing makes it a reliable choice for older or specialty vehicles.

Built for Heavy-Duty Use: LL521849C-LL521810 Bearing
LL521849C-LL521810 Bearing excels in industrial settings like conveyor systems, where its open design allows for easy lubrication and maintenance. The steel cage adds extra strength for long-term performance.

Automotive vs Aerospace: Applications of LL521849C-LL521810 Bearing
In automotive uses, LL521849C-LL521810 Bearing supports high radial loads in drivetrains, while its aerospace applications are limited due to weight constraints. Its ABEC-1 rating ensures consistent performance in general machinery.

Perfect Fit for Automation: LL521849C-LL521810 Bearing
LL521849C-LL521810 Bearing works well in automated assembly lines, where its tapered rollers provide smooth motion under varying loads. The standard radial clearance offers flexibility for different operational needs.

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