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TS (Single Row Tapered Roller Bearings) (Imperial) 3774-3730

TS (Single Row Tapered Roller Bearings) (Imperial) 3774-3730

The 3774-3730 is a single-row tapered roller bearing with a 1.5625″ bore and 3.6718″ outer diameter, crafted from durable chrome steel. It handles combined loads up to 27500 lbf radially and 4120 lbf in thrust, making it versatile for various applications.

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

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

Weighing 2.3 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 3774-3730
  • Brand TFL
  • Interchangeable Timken
  • Size 1.5625" x 3.6718" x 1.1875"
  • Bore Dia 1.5625"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 3.6718"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.193"
  • 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 1.93"
  • Cone Backface Backing Diameter 2.17"
  • Cup Frontface Backing Diameter 3.50"
  • Cup Backface Backing Diameter 3.31"
  • Cage Cone Frontface Clearance 0.06"
  • Cage Cone Backface Clearance 0.06"
  • Effective Center Location -0.32"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 3774
  • Cup Part Number 3730
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 3700
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 27500 lbf
  • Static Radial Load 34300 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 7120 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 4120 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 2.3 lb

Features

Performance Features of 3774-3730 Bearing

3774-3730 Bearing is crafted with chrome steel rings and rollers, offering robust performance under combined loads.
Its dynamic radial load capacity reaches 27,500 lbf, making it suitable for heavy-duty applications.

The steel cage ensures proper roller alignment, enhancing durability and reducing friction.
With a temperature range of -30° to 110°C, it performs reliably in various operating conditions.

3774-3730 Bearing’s standard radial clearance and ABEC-1 rating provide consistent precision.
Its tapered roller design efficiently handles both radial and thrust loads for versatile use.

Application

Industrial Uses of 3774-3730 Bearing
The 3774-3730 Bearing is commonly used in heavy machinery, such as construction equipment and agricultural gear, where its tapered roller design handles combined loads effectively. Its chrome steel construction ensures durability even in demanding environments.

Where Is 3774-3730 Bearing Used?
You’ll often find the 3774-3730 Bearing in automotive applications like truck wheel hubs, where its robust design supports high radial and thrust loads. The inch sizing makes it a straightforward fit for many North American vehicle models.

Built for Heavy-Duty Use: 3774-3730 Bearing
In industrial settings, the 3774-3730 Bearing excels in conveyor systems and gearboxes, thanks to its reliable performance under continuous operation. The steel cage adds extra strength, making it suitable for high-load scenarios.

Automotive vs Aerospace: Applications of 3774-3730 Bearing
While the 3774-3730 Bearing is popular in automotive wheel assemblies, its precision also makes it useful in aerospace landing gear components. The ABEC-1 rating ensures consistent performance across both industries.

Perfect Fit for Automation: 3774-3730 Bearing
The 3774-3730 Bearing works well in automated machinery, such as packaging lines, where smooth rotation is key. Its standard radial clearance allows for easy integration into various systems.

Q&A

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