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TS (Single Row Tapered Roller Bearings) (Imperial) L521949-L521914

TS (Single Row Tapered Roller Bearings) (Imperial) L521949-L521914

The L521949-L521914 is a single-row tapered roller bearing with a 4.25″ bore and 6″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 20000 lbf radially and 3480 lbf thrust, making it versatile for various applications.

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

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

Weighing 2.6 lb, it balances strength and manageability. Compliant with RoHS and REACH standards, it meets safety and environmental requirements.

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Product Parameters

  • Part Number L521949-L521914
  • Brand TFL
  • Interchangeable Timken
  • Size 4.25" x 6" x 0.8438"
  • Bore Dia 4.25"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 6"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 0.8438"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.6563"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 0.8438"
  • Width Tolerance +0.014" to -0.01"
  • Cone Backface ToClear Radius 0.06"
  • Cup Backface ToClear Radius 0.06"
  • Cone Frontface Backing Diameter 5.31"
  • Cone Backface Backing Diameter 4.57"
  • Cup Frontface Backing Diameter 5.71"
  • Cup Backface Backing Diameter 5.47"
  • Cage Cone Frontface Clearance 0.1"
  • Cage Cone Backface Clearance 0.01"
  • Effective Center Location 0.19"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number L521949
  • Cup Part Number L521914
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series L521900
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 20000 lbf
  • Static Radial Load 39400 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 5180 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 3480 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 2.6 lb

Features

How Is L521949-L521914 Bearing Engineered for Reliability?

L521949-L521914 Bearing features chrome steel rings and rollers, ensuring strength and durability under combined loads.
Its dynamic radial load capacity reaches 20,000 lbf, making it suitable for heavy-duty applications.

The tapered roller design provides effective load distribution, reducing stress on individual components.
With a standard radial clearance, it offers reliable performance in various operating conditions.

L521949-L521914 Bearing operates within a temperature range of -30° to 110°C, ensuring versatility.
Its steel cage maintains roller alignment, contributing to smooth and efficient operation.

Application

Industrial Uses of L521949-L521914 Bearing
L521949-L521914 Bearing is commonly used in heavy machinery like construction equipment and agricultural vehicles, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability even in demanding environments.

What Makes L521949-L521914 Bearing a Preferred Choice?
In automotive applications, L521949-L521914 Bearing is ideal for wheel hubs and differential systems, providing reliable performance under varying loads. Its inch sizing makes it compatible with many North American vehicle models.

Built for Heavy-Duty Use: L521949-L521914 Bearing
For industrial conveyor systems, L521949-L521914 Bearing offers smooth operation and long service life. The open design allows for easy lubrication, reducing maintenance downtime.

Automotive vs Aerospace: Applications of L521949-L521914 Bearing
While L521949-L521914 Bearing excels in automotive wheel assemblies, it’s also suitable for aerospace landing gear components. Its high dynamic load capacity ensures reliability in both sectors.

Perfect Fit for Automation: L521949-L521914 Bearing
In robotic arms and automated production lines, L521949-L521914 Bearing provides precise movement and stability. The steel cage enhances its performance in high-speed applications.

Q&A

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