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355A-353D TDO (Two-Row Double-Outer Race) (Imperial)

355A-353D TDO (Two-Row Double-Outer Race) (Imperial)

The 355A-353D is a double-row tapered roller bearing with a 1.75″ bore and 3.548″ outer diameter, built from sturdy chrome steel. It handles combined loads, supporting up to 38000 lbf radially and spins smoothly under heavy use.

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

This model is part of the 355 series, with standard radial clearance and ABEC-1 precision. Ideal for industrial machinery or heavy equipment where combined loads are common.

Weighing 3.03 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, ensuring safe and reliable performance.

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Product Parameters

  • Part Number 355A-353D
  • Brand TFL
  • Size 1.75" x 3.548" x 0.854"
  • Bore Dia 1.75"
  • 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 2.01"
  • Cup Frontface Backing Diameter 3.27"
  • Cage Cone Backface Clearance 0"
  • Dynamic Radial Load 38000 lbf
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 355A
  • 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) 5650 lbf
  • Dynamic Thrust Rating(90 Million Revolutions) 2960 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions) 9840 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 3.03 lb

Features

Performance Features of 355A-353D Bearing

355A-353D Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 38,000 lbf, ensuring reliable performance in demanding conditions.
The steel cage maintains roller alignment, reducing wear and extending service life.
With a temperature range of -30° to 110°C, it performs well in various environments.

How Is 355A-353D Bearing Engineered for Reliability?

355A-353D Bearing features a double-row tapered roller design, providing stability under heavy loads.
The chrome steel construction enhances durability, while the open seal type allows for easy lubrication.
Its standard radial clearance ensures smooth operation in most applications.
With an ABEC-1 rating, it balances precision and cost-effectiveness.

Built for Durability: 355A-353D Bearing

355A-353D Bearing’s chrome steel components resist wear, making it suitable for long-term use.
The double-row construction distributes loads evenly, reducing stress on individual rollers.
Its wide temperature range allows operation in both hot and cold environments.
The bearing’s standard cup type simplifies installation and maintenance.

Steel vs Ceramic Bearings: Strengths of 355A-353D Bearing

355A-353D Bearing uses chrome steel for its rollers and rings, offering excellent strength and durability.
This material choice provides good resistance to wear and fatigue in heavy-load applications.
The steel cage ensures proper roller alignment, maintaining performance over time.
With its imperial measurements, it fits seamlessly into existing systems using inch-based components.

Application

Industrial Uses of 355A-353D Bearing
355A-353D Bearing is commonly used in heavy machinery like construction equipment, where its double-row design handles combined radial and thrust loads effectively. The chrome steel construction ensures durability in demanding environments.

In automotive applications, 355A-353D Bearing supports wheel hubs and differential systems, providing reliable performance under varying loads. Its inch sizing makes it a good fit for American and British vehicle models.

For industrial automation, 355A-353D Bearing’s open design allows for easy lubrication, extending its lifespan in high-speed conveyor systems. The standard radial clearance offers flexibility for different operational needs.

Where Is 355A-353D Bearing Used?
355A-353D Bearing is often found in agricultural machinery, such as tractors and harvesters, where its tapered roller design manages heavy loads smoothly. The steel cage adds extra strength for long-term use.

In mining equipment, 355A-353D Bearing’s robust construction withstands harsh conditions, ensuring consistent performance. Its ABEC-1 rating provides a balance of precision and affordability for industrial applications.

Built for Heavy-Duty Use: 355A-353D Bearing
355A-353D Bearing excels in forestry equipment, where its combined load capacity handles the stresses of logging machinery. The open seal type simplifies maintenance in dusty environments.

For material handling systems, 355A-353D Bearing’s dynamic radial rating ensures reliable operation in conveyor belts and lifting devices. Its temperature range suits both indoor and outdoor applications.

Automotive vs Aerospace: Applications of 355A-353D Bearing
In automotive systems, 355A-353D Bearing is ideal for truck axles, offering durability under heavy loads. The inch measurements align with standard automotive components.

For aerospace ground support equipment, 355A-353D Bearing’s precision and load capacity make it suitable for aircraft tugs and loading systems. Its compliance with RoHS and REACH standards ensures environmental safety.

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