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L521949 Single Cones (Imperial)
L521949 Single Cones (Imperial)

L521949 Single Cones (Imperial)

The L521949 is a single-row tapered roller bearing with a 1-inch bore, designed for combined loads. Made from durable chrome steel, it handles dynamic radial loads up to 20,000 lbf and operates smoothly in temperatures from -30°C to 110°C.

Its open design allows easy maintenance, while the steel cage ensures reliable performance. The bearing is interchangeable with Timken models, making it a practical choice for replacements.

With a cone width of 0.8438 inches and standard radial clearance, it fits well in various setups. Ideal for applications like automotive axles or industrial gearboxes where combined loads are common.

Compliant with RoHS and REACH standards, it’s a safe and robust option for demanding environments. The ABEC-1 rating ensures consistent performance for general industrial use.

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Product Parameters

  • Part Number L521949
  • Brand TFL
  • Interchangeable Brand Timken
  • System of Measurement Inch
  • Type Cones
  • Bearing Part Number L521949-L521910 , L521949-L521914
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Series L521900
  • Bore Dia 1"
  • Bore Dia Tolerance +0.005" to 0
  • Cone Width 0.8438"
  • Cone Width Tolerance +0.003" to -0.01
  • Cone Backface ToClear Radius 0.06"
  • Cone Frontface Backing Diameter 4.49"
  • Cone Backface Backing Diameter 4.57"
  • Cage Cone Frontface Clearance 0.1"
  • Cage Cone Backface Clearance 0.01"
  • Effective Center Location 0.19"
  • Ring 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 Radial Rating(Two Row 1 Million Revolutions)(C1) 34800 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 3480 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions)(C90) 9020 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 L521949 Bearing

L521949 Bearing is crafted from chrome steel, offering strong resistance to combined loads with a dynamic radial load capacity of 20,000 lbf.
Its tapered roller design ensures smooth operation under both radial and thrust loads.

The steel cage maintains proper roller alignment, reducing friction and enhancing durability.
L521949 Bearing operates efficiently within a temperature range of -30° to 110°C.

With standard radial clearance and ABEC-1 rating, it provides reliable performance in various applications.
Its inch measurements make it compatible with systems requiring imperial-sized bearings.

Application

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

Where Is L521949 Bearing Used?
You’ll find L521949 Bearing in automotive axles and gearboxes, where its high dynamic radial load capacity keeps things running smoothly. Its inch sizing makes it a good fit for older or custom-built machinery.

Built for Heavy-Duty Use: L521949 Bearing
L521949 Bearing works well in agricultural machinery, supporting heavy loads while maintaining stability. The open seal design allows for easy lubrication, extending its service life.

Automotive vs Aerospace: Applications of L521949 Bearing
In automotive settings, L521949 Bearing supports wheel hubs and transmissions, offering reliable performance. While not typically used in aerospace, its precision makes it suitable for industrial applications.

Key Fields for L521949 Bearing
L521949 Bearing is a solid choice for mining equipment, where its robust design handles harsh conditions. The steel cage adds extra strength, making it suitable for high-impact scenarios.

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