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TS (Single Row Tapered Roller Bearings) (Imperial) 3577-3520

TS (Single Row Tapered Roller Bearings) (Imperial) 3577-3520

The 3577-3520 is a single-row tapered roller bearing with a 1.625″ bore and 3.3125″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 25500 lbf radially and 3460 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 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 or automotive systems where combined loads are common.

Weighing 1.6 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 3577-3520
  • Brand TFL
  • Interchangeable Timken
  • Size 1.625" x 3.3125" x 1.1875"
  • Bore Dia 1.625"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 3.3125"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.216"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.9375"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.1875"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 1.89"
  • Cone Backface Backing Diameter 2.13"
  • Cup Frontface Backing Diameter 3.15"
  • Cup Backface Backing Diameter 2.91"
  • Cage Cone Frontface Clearance 0.05"
  • Cage Cone Backface Clearance 0.07"
  • Effective Center Location -0.4"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 3577
  • Cup Part Number 3520
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 3500
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 25500 lbf
  • Static Radial Load 30100 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 6610 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 3460 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 1.6 lb

Features

How Is 3577-3520 Bearing Engineered for Reliability?

3577-3520 Bearing is built with chrome steel rings and rollers, ensuring strength and durability under combined loads.
Its dynamic radial load capacity of 25,500 lbf makes it suitable for 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 reliably in various environments.

Why Choose 3577-3520 Bearing for Precision Tasks?

3577-3520 Bearing features precise tolerances, with bore diameter accuracy within +0.005″ to 0.
The tapered roller design ensures smooth operation and efficient load distribution.
Its standard radial clearance allows for consistent performance in diverse applications.
The ABEC-1 rating confirms its suitability for precision engineering tasks.

Designed for Durability: 3577-3520 Bearing

3577-3520 Bearing’s chrome steel construction resists wear, even under high radial loads.
The single-row tapered roller design enhances stability and reduces maintenance needs.
With a static radial load capacity of 30,100 lbf, it handles demanding conditions effortlessly.
Its open seal type simplifies lubrication, ensuring long-term reliability.

Steel vs Ceramic Bearings: Strengths of 3577-3520 Bearing

3577-3520 Bearing uses chrome steel for both rings and rollers, offering excellent strength-to-weight ratio.
The steel cage provides robust support, maintaining roller alignment under stress.
Unlike ceramic options, it balances cost and performance for industrial applications.
Its standard lubrication requirement ensures easy maintenance and consistent operation.

Performance Features of 3577-3520 Bearing

3577-3520 Bearing’s tapered rollers distribute loads evenly, minimising stress concentrations.
The effective center location of -0.4″ optimises load handling in mounted assemblies.
With a dynamic thrust rating of 3,460 lbf, it performs well in combined load scenarios.
Its inch-based measurements make it compatible with imperial system machinery.

Application

Industrial Uses of 3577-3520 Bearing
3577-3520 Bearing is commonly used in heavy machinery like construction equipment, where its tapered roller design handles combined loads efficiently. The chrome steel construction ensures durability even in demanding environments.

Where Is 3577-3520 Bearing Used?
You’ll often find 3577-3520 Bearing in automotive applications, particularly in wheel hubs and differential systems. Its imperial sizing makes it a straightforward replacement for Timken bearings in many US-made vehicles.

Built for Heavy-Duty Use: 3577-3520 Bearing
3577-3520 Bearing excels in industrial gearboxes, thanks to its high dynamic radial load capacity. The open design allows for easy lubrication, extending its service life in continuous operation.

Automotive vs Aerospace: Applications of 3577-3520 Bearing
In automotive settings, 3577-3520 Bearing supports heavy axle loads, while in aerospace, it’s trusted for auxiliary systems requiring reliable performance. The steel cage adds stability during high-speed rotations.

Essential Roles of 3577-3520 Bearing
3577-3520 Bearing is a go-to choice for agricultural machinery, where its tapered rollers manage uneven loads effortlessly. The standard radial clearance ensures smooth operation in varying temperatures.

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