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55175-55452D TDO (Two-Row Double-Outer Race) (Imperial)

55175-55452D TDO (Two-Row Double-Outer Race) (Imperial)

The 55175-55452D is a two-row tapered roller bearing with a 1.75″ bore and 4.5268″ 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 double-row construction provides extra stability, while the open design allows for easy lubrication. The bearing operates smoothly in temperatures ranging from -30°C to 110°C.

This model features standard radial clearance and meets ABEC-1 precision standards. Ideal for heavy-duty applications like truck axles or industrial gearboxes where combined loads are common.

Weighing 6.33 lb, it’s a robust choice for machinery requiring reliable load support. Compliant with RoHS and REACH standards for safe use.

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Product Parameters

  • Part Number 55175-55452D
  • Brand TFL
  • Size 1.75" x 4.5268" x 1.0594"
  • Bore Dia 1.75"
  • 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 2.64"
  • 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 55175
  • 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 6.33 lb

Features

How Does 55175-55452D Bearing Handle Combined Loads?

55175-55452D Bearing is built with chrome steel rings and rollers, offering strong resistance to both radial and thrust loads.
Its dynamic radial load capacity reaches 49,400 lbf, ensuring reliable performance in demanding conditions.
The steel cage keeps the rollers aligned, reducing wear and extending service life.
With a temperature range of -30° to 110°C, it performs well in various environments.

What Makes 55175-55452D Bearing Suitable for Heavy-Duty Applications?

55175-55452D Bearing features a double-row tapered roller design, ideal for handling combined loads.
The chrome steel construction ensures durability and resistance to wear under heavy stress.
Its standard radial clearance allows for smooth operation in various industrial settings.
With a weight of 6.33 lb, it balances strength and practicality.

Engineered for Precision: 55175-55452D Bearing

55175-55452D Bearing’s precise dimensions ensure a perfect fit for industrial applications.
The tapered roller design minimises friction, enhancing efficiency and reducing energy consumption.
Its ABEC-1 rating guarantees consistent performance in high-speed operations.
The open seal type allows for easy lubrication and maintenance.

Steel vs Ceramic Bearings: Strengths of 55175-55452D Bearing

55175-55452D Bearing uses chrome steel for both rings and rollers, providing excellent strength and durability.
This material choice ensures reliable performance under heavy loads and high temperatures.
The steel cage maintains roller alignment, reducing wear and extending bearing life.
Its standard radial clearance offers flexibility for various industrial uses.

Application

Industrial Uses of 55175-55452D Bearing
55175-55452D Bearing is commonly used in heavy machinery, such as construction equipment and mining tools, where its double-row design handles combined radial and thrust loads effectively. The chrome steel construction ensures durability even in demanding environments.

Where Is 55175-55452D Bearing Used?
You’ll often find 55175-55452D Bearing in agricultural machinery, supporting components like gearboxes and wheel hubs. Its inch sizing makes it a reliable choice for North American industrial applications.

Built for Heavy-Duty Use: 55175-55452D Bearing
55175-55452D Bearing excels in applications like truck axles, where its tapered roller design provides stability under heavy loads. The open seal type allows for easy lubrication, extending its service life.

Automotive vs Aerospace: Applications of 55175-55452D Bearing
In automotive systems, 55175-55452D Bearing is ideal for differentials and wheel assemblies, offering robust performance. While not typically used in aerospace, its precision makes it suitable for ground support equipment.

Practical Applications of 55175-55452D Bearing
55175-55452D Bearing is a go-to for industrial fans and pumps, where its standard radial clearance ensures smooth operation. The steel cage adds extra resilience in high-vibration settings.

Q&A

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