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TS (Single Row Tapered Roller Bearings) (Imperial) 3581-3530

TS (Single Row Tapered Roller Bearings) (Imperial) 3581-3530

The 3581-3530 is a single-row tapered roller bearing with a 1.375″ bore and 3.3125″ outer diameter, crafted from sturdy chrome steel. It manages combined loads up to 25500 lbf radially and 3460 lbf in thrust, suitable for demanding 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, making it a practical choice for replacements. Ideal for machinery like gearboxes or axles where combined loads are common.

Weighing 1.8 lb, it offers a robust yet manageable size for industrial settings. Compliant with RoHS and REACH standards for safe and reliable performance.

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Product Parameters

  • Part Number 3581-3530
  • Brand TFL
  • Interchangeable Timken
  • Size 1.375" x 3.3125" x 1.1875"
  • Bore Dia 1.375"
  • 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 0.03"
  • Cone Frontface Backing Diameter 1.69"
  • Cone Backface Backing Diameter 1.95"
  • Cup Frontface Backing Diameter 3.15"
  • Cup Backface Backing Diameter 2.99"
  • 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 3581
  • Cup Part Number 3530
  • 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 1.8 lb

Features

Performance Features of 3581-3530 Bearing

3581-3530 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 25,500 lbf, ensuring reliable performance in demanding conditions.
The steel cage maintains proper roller alignment, reducing friction and extending operational life.
With an ABEC-1 rating, it provides consistent precision for various industrial applications.

How Is 3581-3530 Bearing Engineered for Reliability?

3581-3530 Bearing features a single-row tapered roller design, optimised for handling both radial and thrust loads.
The chrome steel construction ensures durability, even in high-stress environments.
Its standard radial clearance allows for smooth operation, while the steel cage enhances stability.
With a temperature range of -30° to 110°C, it performs reliably in diverse conditions.

Built for Durability: 3581-3530 Bearing

3581-3530 Bearing’s tapered roller design efficiently distributes loads, reducing stress on individual components.
The chrome steel materials resist wear, maintaining performance over extended periods.
Its dynamic thrust rating of 3,460 lbf ensures reliable operation under heavy loads.
The open design simplifies lubrication, helping to prolong service life.

Steel vs Ceramic Bearings: Strengths of 3581-3530 Bearing

3581-3530 Bearing uses chrome steel for both rollers and rings, providing excellent strength and durability.
This material choice ensures reliable performance under heavy combined loads up to 25,500 lbf radial capacity.
The steel cage offers robust support, maintaining proper roller alignment during operation.
With its standard radial clearance, it delivers consistent performance across various applications.

Application

Industrial Uses of 3581-3530 Bearing
3581-3530 Bearing is commonly used in heavy machinery, such as construction equipment and agricultural gear, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability even in tough working conditions.

Where Is 3581-3530 Bearing Used?
You’ll often find 3581-3530 Bearing in automotive applications like wheel hubs and differential systems, thanks to its reliable performance under radial and thrust loads. Its inch sizing makes it a fit for many American-made vehicles.

Built for Heavy-Duty Use: 3581-3530 Bearing
3581-3530 Bearing excels in industrial fans and pumps, where its open design allows for easy lubrication and maintenance. The steel cage adds strength, making it suitable for high-load scenarios.

Automotive vs Aerospace: Applications of 3581-3530 Bearing
In automotive settings, 3581-3530 Bearing supports drivetrain components, while in aerospace, it’s used in auxiliary systems where precision and reliability are key. Its temperature range ensures performance in varied environments.

Key Fields for 3581-3530 Bearing
3581-3530 Bearing is a go-to choice for conveyor systems and material handling equipment, where its standard radial clearance ensures smooth operation. The ABEC-1 rating balances precision and cost-effectiveness for industrial needs.

Q&A

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