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55200-55452D TDO (Two-Row Double-Outer Race) (Imperial)

55200-55452D TDO (Two-Row Double-Outer Race) (Imperial)

The 55200-55452D is a double-row tapered roller bearing with a 2-inch bore and 4.5268-inch outer diameter, built from sturdy chrome steel. It handles combined loads up to 49400 lbf and is designed for long-lasting performance in demanding conditions.

Its open design allows for easy lubrication, while the steel cage ensures smooth operation. The bearing works well in temperatures ranging from -30°C to 110°C, making it versatile for various environments.

This model is part of the 55000 series and comes with standard cups for straightforward installation. Ideal for heavy-duty applications like industrial gearboxes or construction equipment where both radial and thrust loads are present.

Weighing 5.88 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it’s a reliable choice for replacements or new installations. The ABEC-1 rating ensures consistent performance for most industrial needs.

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Product Parameters

  • Part Number 55200-55452D
  • Brand TFL
  • Size 2" x 4.5268" x 1.0594"
  • Bore Dia 2"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 4.5268"
  • Outer Dia Tolerance +0.001" to 0
  • Double Cup Width 1.75"
  • Double Cup Width Tolerance +0.003" to -0.01
  • Cone Width 1.0594"
  • Cone Width Tolerance +0.002" to -0.01
  • Bearing Width Across Cups 2.5623"
  • Bearing Width Across Cups Tolerance +0.008" to 0
  • Cup Backface ToClear Radius 0.03"
  • Cone Backface Backing Diameter 2.8"
  • Cup Frontface Backing Diameter 4.18"
  • Cage Cone Backface Clearance 0.16"
  • Dynamic Radial Load 49400 lbf
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 55200
  • Cup Part Number 55452D
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Double Row
  • Seal Type Open
  • Cups Type Standard
  • Series 55000
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Rating(One Row 90 Million Revolutions) 7350 lbf
  • Dynamic Thrust Rating(90 Million Revolutions) 11100 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions) 12800 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 5.88 lb

Features

How Is 55200-55452D Bearing Engineered for Reliability?

55200-55452D 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 dynamic radial loads up to 49,400 lbf.

The steel cage maintains roller alignment, reducing friction and extending service life.
With a standard radial clearance, it offers reliable performance in various applications.

55200-55452D Bearing operates efficiently within a temperature range of -30° to 110°C.
Its open design allows for easy lubrication, ensuring smooth operation over time.

The precise tolerances of 55200-55452D Bearing enhance its reliability in demanding conditions.
Weighing just 5.88 lb, it balances strength and practicality for industrial use.

Application

Industrial Uses of 55200-55452D Bearing
55200-55452D Bearing is commonly used in heavy machinery like construction equipment and mining drills, where its double-row design handles combined radial and thrust loads effectively. The chrome steel construction ensures durability in tough environments.

What Makes 55200-55452D Bearing a Preferred Choice?
In automotive applications, 55200-55452D Bearing supports wheel hubs and differential systems, providing reliable performance under varying loads. Its inch sizing makes it ideal for North American vehicle models.

Built for Heavy-Duty Use: 55200-55452D Bearing
For industrial automation, 55200-55452D Bearing is a solid choice for conveyor systems and robotic arms, thanks to its open design and standard radial clearance. The steel cage adds extra strength for continuous operation.

Automotive vs Aerospace: Applications of 55200-55452D Bearing
While 55200-55452D Bearing excels in automotive wheel assemblies, it also finds use in aerospace landing gear systems. Its temperature range and ABEC-1 rating ensure consistent performance in both fields.

Where Is 55200-55452D Bearing Used?
In agricultural machinery, 55200-55452D Bearing handles the high loads of tractors and harvesters. The tapered roller design distributes stress evenly, reducing wear over time.

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