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3762-3729D TDO (Two-Row Double-Outer Race) (Imperial)

3762-3729D TDO (Two-Row Double-Outer Race) (Imperial)

The 3762-3729D is a two-row tapered roller bearing with a 2″ bore and 3.6718″ outer diameter, built from sturdy chrome steel for long-lasting performance. It handles combined loads with a dynamic radial capacity of 47,800 lbf and operates smoothly in temperatures from -30°C to 110°C.

Its double-row design provides extra stability, while the open seal allows for easy lubrication. The bearing comes in standard radial clearance but can also be ordered in C3, C4, or C5 options for specific needs.

This model is part of the 3700 series, making it a reliable choice for heavy-duty applications like truck axles or industrial gearboxes. Weighing 4.38 lb, it balances strength with manageable size.

Compliant with RoHS and REACH standards, it meets safety and environmental requirements. The ABEC-1 rating ensures consistent performance for general industrial use.

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Product Parameters

  • Part Number 3762-3729D
  • Brand TFL
  • Size 2" x 3.6718" x 1.443"
  • Bore Dia 2"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 3.6718"
  • Outer Dia Tolerance +0.001" to 0
  • Double Cup Width 2.0625"
  • Double Cup Width Tolerance +0.003" to -0.01
  • Cone Width 1.443"
  • Cone Width Tolerance +0.002" to -0.01
  • Bearing Width Across Cups 3.0625"
  • Bearing Width Across Cups Tolerance +0.008" to 0
  • Cup Backface ToClear Radius 0.03"
  • Cone Backface Backing Diameter 2.52"
  • Cup Frontface Backing Diameter 3.50"
  • Cage Cone Backface Clearance 0.31"
  • Dynamic Radial Load 47800 lbf
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 3762
  • Cup Part Number 3729D
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Double Row
  • Seal Type Open
  • Cups Type Standard
  • Series 3700
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Rating(One Row 90 Million Revolutions) 7120 lbf
  • Dynamic Thrust Rating(90 Million Revolutions) 4120 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions) 12400 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 4.38 lb

Features

Performance Features of 3762-3729D Bearing

3762-3729D Bearing is built with chrome steel rings and rollers, offering robust performance under combined loads.
Its dynamic radial load capacity reaches 47,800 lbf, making it suitable for heavy-duty applications.

The double-row tapered roller design ensures stability and even load distribution.
This construction enhances durability while maintaining smooth operation.

3762-3729D Bearing operates efficiently within a temperature range of -30° to 110°C.
Its standard radial clearance options provide flexibility for various industrial needs.

With a weight of 4.38 lb, it balances strength and practicality.
The open seal type allows for easy lubrication, ensuring consistent performance.

Application

Industrial Uses of 3762-3729D Bearing
The 3762-3729D Bearing is commonly used in heavy machinery, such as construction equipment and mining tools, where its double-row design handles combined radial and thrust loads efficiently.
Its chrome steel construction ensures durability even in demanding environments, making it a reliable choice for long-term use.

What Makes 3762-3729D Bearing a Preferred Choice?
In automotive applications, 3762-3729D Bearing supports wheel hubs and drivetrains, providing smooth performance under varying loads.
The imperial sizing makes it compatible with many North American vehicle models, simplifying maintenance and replacements.

Built for Heavy-Duty Use: 3762-3729D Bearing
For industrial conveyor systems, 3762-3729D Bearing offers excellent load capacity and stability, reducing downtime in high-throughput operations.
The open seal design allows for easy lubrication, ensuring consistent performance over time.

Automotive vs Aerospace: Applications of 3762-3729D Bearing
In automotive settings, 3762-3729D Bearing excels in transmissions and differentials, where its tapered rollers manage heavy loads effectively.
While not typically used in aerospace, its robust design makes it suitable for ground support equipment and other industrial uses.

Where Is 3762-3729D Bearing Used?
You’ll often find 3762-3729D Bearing in agricultural machinery, such as tractors and harvesters, where its strength and reliability are crucial.
The standard radial clearance option ensures it fits seamlessly into existing systems without requiring modifications.

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