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3795-3729D TDO (Two-Row Double-Outer Race) (Imperial)

3795-3729D TDO (Two-Row Double-Outer Race) (Imperial)

The 3795-3729D 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, making it suitable for heavy-duty applications. The open seal allows for easy lubrication, ensuring the bearing stays in good condition with regular maintenance.

This bearing is part of the 3700 series and comes with standard cups for straightforward installation. Ideal for industrial machinery or vehicle axles where high radial and thrust loads are common.

Weighing 3.92 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it meets safety and environmental requirements. The ABEC-1 rating ensures reliable precision for general applications.

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Product Parameters

  • Part Number 3795-3729D
  • Brand TFL
  • Size 2" x 3.6718" x 1.193"
  • 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 1.193"
  • Cone Width Tolerance +0.002" to -0.01
  • Bearing Width Across Cups 2.5625"
  • 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 0.06"
  • Dynamic Radial Load 47800 lbf
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 3795
  • 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 3.92 lb

Features

Performance Features of 3795-3729D Bearing

3795-3729D Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 47,800 lbf, ensuring reliable performance in heavy-duty applications.

The double-row tapered roller design distributes loads evenly, enhancing durability and reducing wear.
With a standard radial clearance, it provides smooth operation across various conditions.

3795-3729D Bearing operates efficiently within a temperature range of -30° to 110°C.
Its steel cage maintains roller alignment, contributing to extended service life.

The open seal design allows for easy lubrication, ensuring consistent performance.
This bearing is ideal for applications requiring robust load handling and reliability.

Application

Industrial Uses of 3795-3729D Bearing
The 3795-3729D Bearing is commonly used in heavy machinery, such as construction equipment and mining conveyors, 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.

Where Is 3795-3729D Bearing Used?
You’ll often find the 3795-3729D Bearing in agricultural machinery, like tractors and harvesters, where its tapered roller design provides stability under heavy loads.
The open seal type allows for easy lubrication, which is essential for maintaining performance in dusty or high-wear conditions.

Built for Heavy-Duty Use: 3795-3729D Bearing
In automotive applications, the 3795-3729D Bearing supports wheel hubs and differential systems, thanks to its robust construction and high dynamic load capacity.
The inch sizing makes it compatible with a variety of North American industrial and automotive standards.

Automotive vs Aerospace: Applications of 3795-3729D Bearing
While the 3795-3729D Bearing is popular in automotive systems for its load-handling capabilities, it also finds use in aerospace ground support equipment.
The standard radial clearance and ABEC-1 rating make it versatile enough for both precision and general-purpose applications.

Practical Applications of 3795-3729D Bearing
For industrial fans and pumps, the 3795-3729D Bearing offers reliable performance with its tapered roller design and chrome steel components.
The double-row configuration ensures even load distribution, reducing wear and extending service life in continuous operation.

Q&A

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