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350-353D TDO (Two-Row Double-Outer Race) (Imperial)

350-353D TDO (Two-Row Double-Outer Race) (Imperial)

The 350-353D is a double-row tapered roller bearing with a 1.57″ bore and 3.54″ outer diameter, built from sturdy chrome steel. It handles combined loads well, supporting up to 8310 lbf dynamically and spins smoothly in demanding conditions.

Its open design allows for easy lubrication, while the steel cage ensures durability. The bearing operates reliably in temperatures from -30°C to 110°C, making it versatile for various environments.

This model is part of the 355 series, with standard radial clearance and ABEC-1 precision. Ideal for heavy-duty applications like industrial gearboxes or vehicle axles where combined loads are common.

Weighing 3.21 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it’s a safe choice for most engineering projects.

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Product Parameters

  • Part Number 350-353D
  • Brand TFL
  • Size 1.5748" x 3.548" x 0.854"
  • Bore Dia 1.5748"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 3.548"
  • Outer Dia Tolerance +0.001" to 0
  • Double Cup Width 1.75"
  • Double Cup Width Tolerance +0.003" to -0.01
  • Cone Width 0.854"
  • Cone Width Tolerance +0.002" to -0.01
  • Bearing Width Across Cups 1.9998"
  • Bearing Width Across Cups Tolerance +0.008" to 0
  • Cup Backface ToClear Radius 0.03"
  • Cone Backface Backing Diameter 2.13"
  • Cup Frontface Backing Diameter 3.27"
  • Cage Cone Backface Clearance 0"
  • Dynamic Radial Load 32000 lbf
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 350
  • Cup Part Number 353D
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Double Row
  • Seal Type Open
  • Cups Type Standard
  • Series 355
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Rating(One Row 90 Million Revolutions) 4770 lbf
  • Dynamic Thrust Rating(90 Million Revolutions) 2500 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions) 8310 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 3.21 lb

Features

How Is 350-353D Bearing Engineered for Reliability?

350-353D Bearing features a double-row tapered roller design, providing strong resistance to combined radial and thrust loads.
Its chrome steel construction ensures durability, even under heavy loads up to 32,000 lbf.
The steel cage maintains roller alignment, reducing wear and extending operational life.
With a standard radial clearance, it offers reliable performance in various industrial applications.

What Makes 350-353D Bearing Suitable for High-Temperature Applications?

350-353D Bearing operates efficiently in temperatures ranging from -30° to 110 °C, making it versatile for different environments.
Its chrome steel rings and rollers resist thermal expansion, ensuring consistent performance.
The open seal design allows for easy lubrication, maintaining smooth operation under stress.
This bearing is ideal for machinery requiring stability in fluctuating temperatures.

Designed for Durability: 350-353D Bearing

350-353D Bearing’s double-row construction enhances load distribution, reducing stress on individual rollers.
The precision-engineered tapered rollers minimise friction, promoting smoother operation.
Its robust chrome steel components resist wear, ensuring a longer service life.
With standard radial clearance options, it adapts to various operational needs.

Application

Industrial Uses of 350-353D Bearing
350-353D Bearing is commonly used in heavy machinery, such as construction equipment and mining vehicles, where its double-row design handles combined radial and thrust loads effectively.
The chrome steel construction ensures durability in harsh environments, making it a reliable choice for long-term use.

Where Is 350-353D Bearing Used?
You’ll often find 350-353D Bearing in automotive applications like wheel hubs and differential systems, where its tapered roller design provides smooth performance.
The inch sizing makes it compatible with many North American and British machinery standards.

Built for Heavy-Duty Use: 350-353D Bearing
350-353D Bearing excels in industrial gearboxes, where its high dynamic radial load capacity supports continuous operation.
The open seal type allows for easy lubrication, extending the bearing’s service life in demanding conditions.

Automotive vs Aerospace: Applications of 350-353D Bearing
In automotive systems, 350-353D Bearing is ideal for axles and transmissions, offering stability under heavy loads.
For aerospace ground equipment, its precision and durability ensure reliable performance in support machinery.

Key Fields for 350-353D Bearing
350-353D Bearing is a go-to choice for agricultural machinery, such as tractors and harvesters, where ruggedness is essential.
The standard radial clearance option provides flexibility for various operational needs.

Q&A

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