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

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

The 350A-353D is a double-row tapered roller bearing with a 1.57″ bore and 3.54″ outer diameter, built from sturdy chrome steel for long-lasting performance. It handles combined loads up to 38000 lbf and fits standard lubrication needs.

Its open design allows easy maintenance, while the steel cage ensures smooth operation. The bearing works 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 heavy-duty applications like gearboxes or industrial machinery where both radial and thrust loads are present.

Weighing 3.25 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards for safe use in most environments.

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Product Parameters

  • Part Number 350A-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 1.87"
  • 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 350A
  • 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 3.25 lb

Features

Why Choose 350A-353D Bearing for Combined Loads?

350A-353D Bearing features a double-row tapered roller design, ideal for handling both radial and thrust loads.
Its chrome steel construction ensures durability and resistance to wear in demanding applications.

With a dynamic radial load capacity of 38,000 lbf, 350A-353D Bearing delivers reliable performance under heavy loads.
The standard radial clearance and ABEC-1 rating provide consistent operation across various conditions.

350A-353D Bearing operates efficiently within a temperature range of -30° to 110°C, suitable for diverse environments.
Its steel cage maintains roller alignment, reducing friction and extending service life.

The open design of 350A-353D Bearing simplifies lubrication, ensuring smooth operation with minimal maintenance.
Weighing just 3.25 lb, it offers a balance of strength and ease of handling.

Application

Industrial Uses of 350A-353D Bearing
350A-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, 350A-353D Bearing supports wheel hubs and differential systems, providing reliable performance under varying loads. Its inch sizing makes it compatible with many North American vehicle models.

For industrial conveyor systems, 350A-353D Bearing’s tapered roller design offers smooth operation and long service life. The open seal type allows for easy lubrication, reducing maintenance downtime.

Where Is 350A-353D Bearing Used?
350A-353D Bearing finds its place in agricultural machinery, such as tractors and harvesters, where its robust design withstands harsh conditions. The steel cage adds extra strength to the assembly.

In mining equipment, 350A-353D Bearing’s high dynamic radial load capacity ensures reliable performance. Its standard radial clearance makes it versatile for various operational needs.

Built for Heavy-Duty Use: 350A-353D Bearing
350A-353D Bearing is ideal for forklifts and other material handling equipment, thanks to its ability to manage heavy loads. The tapered rollers distribute stress evenly, enhancing longevity.

For railway applications, 350A-353D Bearing provides stability and reduced friction in axle boxes. Its temperature range suits both cold and moderately hot environments.

Automotive vs Aerospace: Applications of 350A-353D Bearing
In automotive systems, 350A-353D Bearing is often found in truck transmissions, where its combined load capacity is essential. The inch measurements align with standard US automotive parts.

For aerospace ground support equipment, 350A-353D Bearing offers reliable performance without the need for frequent maintenance. Its ABEC-1 rating ensures adequate precision for these applications.

Q&A

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