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455-S-452D TDO (Two-Row Double-Outer Race) (Imperial)

455-S-452D TDO (Two-Row Double-Outer Race) (Imperial)

The 455-S-452D is a two-row tapered roller bearing with a 2″ bore and 4.25″ outer diameter, built from sturdy chrome steel for long-lasting performance. It handles combined loads up to 62900 lbf and is designed for smooth operation in demanding conditions.

Its double-row construction provides extra stability, while the open design allows for easy lubrication. The bearing works well in temperatures from -30°C to 110°C, making it versatile for various environments.

With standard radial clearance and ABEC-1 precision, it offers reliable performance without unnecessary complexity. Ideal for heavy-duty applications like industrial gearboxes or large machinery where combined loads are common.

Weighing 5.91 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it’s a practical choice for replacements or new installations.

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Product Parameters

  • Part Number 455-S-452D
  • Brand TFL
  • Size 2" x 4.25" x 1.1542"
  • Bore Dia 2"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 4.25"
  • Outer Dia Tolerance +0.001" to 0
  • Double Cup Width 2.125"
  • Double Cup Width Tolerance +0.003" to -0.01
  • Cone Width 1.1542"
  • 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 2.56"
  • Cup Frontface Backing Diameter 3.96"
  • Cage Cone Backface Clearance 0.07"
  • Dynamic Radial Load 62900 lbf
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 455-S
  • Cup Part Number 452D
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Double Row
  • Seal Type Open
  • Cups Type Standard
  • Series 455
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Rating(One Row 90 Million Revolutions) 9370 lbf
  • Dynamic Thrust Rating(90 Million Revolutions) 5380 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions) 16300 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 5.91 lb

Features

How Is 455-S-452D Bearing Engineered for Reliability?

455-S-452D Bearing features a double-row tapered roller design, providing strong resistance to combined radial and thrust loads.
Its chrome steel rings and rollers ensure durability, with a dynamic radial load capacity of 62,900 lbf.
The steel cage maintains proper roller alignment, reducing friction and extending operational life.
With a standard radial clearance and ABEC-1 rating, it offers reliable performance in various industrial applications.

What Makes 455-S-452D Bearing Suitable for High-Temperature Applications?

455-S-452D Bearing operates efficiently in temperatures ranging from -30° to 110°C, making it versatile for different environments.
Its chrome steel construction resists wear and maintains performance under heavy loads.
The open seal design allows for easy lubrication, ensuring smooth operation in demanding conditions.
With a dynamic radial rating of 16,300 lbf for two rows, it delivers consistent reliability.

Designed for Durability: 455-S-452D Bearing

455-S-452D Bearing is built with precision-machined chrome steel components, ensuring long-lasting performance.
Its double-row tapered roller design handles both radial and thrust loads effectively.
The steel cage provides stability, reducing roller misalignment and wear.
With a weight of 5.91 lb, it balances strength and practicality for industrial use.

Application

Industrial Uses of 455-S-452D Bearing
The 455-S-452D 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 efficiently. Its chrome steel construction ensures durability even in demanding environments.

In automotive applications, 455-S-452D Bearing supports wheel hubs and differential systems, providing reliable performance under varying loads. The imperial sizing makes it a preferred choice for North American vehicle manufacturers.

For industrial automation, 455-S-452D Bearing is ideal for conveyor systems and robotic arms, where its open design allows for easy lubrication and maintenance. The tapered roller design ensures smooth operation under high-speed conditions.

Where Is 455-S-452D Bearing Used?
You’ll often find 455-S-452D Bearing in agricultural machinery, such as tractors and harvesters, where its robust construction withstands heavy loads and rough terrain. The steel cage adds extra strength to the bearing’s performance.

In material handling equipment, 455-S-452D Bearing ensures smooth operation in forklifts and cranes, thanks to its high dynamic radial load capacity. The standard radial clearance makes it versatile for various applications.

Built for Heavy-Duty Use: 455-S-452D Bearing
The 455-S-452D Bearing excels in forestry equipment, like log splitters and sawmills, where its tapered rollers handle intense radial and thrust loads. Its temperature range also makes it suitable for extreme working conditions.

For railway applications, 455-S-452D Bearing is used in axle boxes, providing reliable performance under constant vibration and heavy loads. The ABEC-1 rating ensures consistent precision in these critical systems.

Q&A

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