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TS (Single Row Tapered Roller Bearings) (Imperial) 49580-49521

TS (Single Row Tapered Roller Bearings) (Imperial) 49580-49521

The 49580-49521 is a single-row tapered roller bearing with a 1.875″ bore and 4″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 29800 lbf radially and 5310 lbf thrust-wise, suitable for moderate-speed applications.

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

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

Weighing 2.8 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it meets safety and environmental requirements.

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Product Parameters

  • Part Number 49580-49521
  • Brand TFL
  • Interchangeable Timken
  • Size 1.875" x 4" x 1.375"
  • Bore Dia 1.875"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 4"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.25"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 1.125"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.375"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 2.2"
  • Cone Backface Backing Diameter 2.48"
  • Cup Frontface Backing Diameter 3.82"
  • Cup Backface Backing Diameter 3.43"
  • Cage Cone Frontface Clearance 0.09"
  • Cage Cone Backface Clearance 0.07"
  • Effective Center Location -0.28"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 49580
  • Cup Part Number 49521
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 49500
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 29800 lbf
  • Static Radial Load 35000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 7740 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 5310 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 2.8 lb

Features

Performance Features of 49580-49521 Bearing

49580-49521 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 29,800 lbf, ensuring reliable performance in heavy-duty applications.
The steel cage maintains roller alignment, reducing friction and extending operational life.
With a temperature range of -30° to 110°C, it performs well in various environments.

How Does 49580-49521 Bearing Reduce Friction?

49580-49521 Bearing’s tapered roller design minimises friction, promoting smooth operation under combined loads.
The precision-engineered chrome steel rollers and cage ensure consistent performance.
Its standard radial clearance options provide flexibility for different application needs.
This design also helps distribute loads evenly, enhancing durability.

Built for Reliability: 49580-49521 Bearing

49580-49521 Bearing’s single-row construction ensures stability and ease of installation.
The chrome steel components resist wear, making it suitable for high-load scenarios.
With a static radial load capacity of 35,000 lbf, it delivers dependable performance.
Its ABEC-1 rating confirms consistent precision for industrial use.

Steel vs Ceramic Bearings: Strengths of 49580-49521 Bearing

49580-49521 Bearing uses chrome steel for both rollers and rings, balancing cost and durability.
This material choice ensures robust performance in demanding conditions.
The bearing’s open design allows for easy lubrication, maintaining efficiency.
Its compatibility with Timken models adds versatility for replacements.

Why Choose 49580-49521 Bearing for Precision Tasks?

49580-49521 Bearing’s tapered rollers provide precise load distribution, ideal for combined forces.
The effective centre location of -0.28″ ensures accurate alignment in assemblies.
Its dynamic thrust rating of 5,310 lbf supports reliable operation under stress.
The bearing’s standard radial clearance options cater to various precision needs.

Application

Common Applications of 49580-49521 Bearing
49580-49521 Bearing is widely used in heavy machinery, such as construction equipment and agricultural gear, where its tapered roller design handles combined loads effectively. The imperial sizing makes it a straightforward fit for North American industrial applications.

In automotive settings, 49580-49521 Bearing often supports wheel hubs and differential systems, thanks to its robust chrome steel construction. Its open design simplifies lubrication, ensuring longevity even under demanding conditions.

For conveyor systems, 49580-49521 Bearing’s ability to manage radial and thrust loads makes it a reliable choice. The steel cage adds durability, making it suitable for high-load, continuous-operation environments.

Where Is 49580-49521 Bearing Used?
You’ll find 49580-49521 Bearing in mining equipment, where its tapered rollers excel under heavy radial and axial stresses. The standard radial clearance ensures smooth performance in variable load conditions.

It’s also common in railway applications, particularly in axle boxes, where its durability and ease of maintenance are valued. The ABEC-1 rating provides sufficient precision for these demanding environments.

Built for Heavy-Duty Use: 49580-49521 Bearing
49580-49521 Bearing is ideal for forestry machinery, where its combined load capacity handles rough terrain effortlessly. The chrome steel rollers resist wear, even in dusty or wet conditions.

In marine applications, 49580-49521 Bearing’s corrosion-resistant materials and reliable performance make it a go-to for propulsion systems. The temperature range ensures functionality in diverse climates.

Automotive vs Aerospace: Applications of 49580-49521 Bearing
In automotive drivetrains, 49580-49521 Bearing supports high-torque demands, while its aerospace uses are limited due to weight constraints. The inch measurements align well with US-made vehicles.

For industrial pumps, 49580-49521 Bearing’s tapered rollers manage both radial and thrust loads efficiently. The steel cage ensures stability during prolonged operation, reducing maintenance needs.

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