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55175-55433D TDO (Two-Row Double-Outer Race) (Imperial)

55175-55433D TDO (Two-Row Double-Outer Race) (Imperial)

The 55175-55433D is a two-row tapered roller bearing with a 1.75″ bore and 4.33″ outer diameter, built from sturdy chrome steel for long-lasting performance. It handles combined loads up to 49400 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 reliably in temperatures from -30°C to 110°C, making it suitable for various environments.

This model is part of the 55000 series, featuring standard cups and a steel cage for durability. Ideal for heavy-duty applications like truck axles or industrial gearboxes where high radial and thrust loads are common.

Weighing 6.14 lb, it meets ABEC-1 standards and is compliant with RoHS and REACH regulations. The bearing comes with standard radial clearance, with options for C3, C4, or C5 available.

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Product Parameters

  • Part Number 55175-55433D
  • Brand TFL
  • Size 1.75" x 4.33" x 1.0594"
  • Bore Dia 1.75"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 4.33"
  • Outer Dia Tolerance +0.001" to 0
  • Double Cup Width 1.6876"
  • 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 2.4999"
  • Bearing Width Across Cups Tolerance +0.008" to 0
  • Cup Backface ToClear Radius 0.02"
  • Cone Backface Backing Diameter 2.64"
  • Cup Frontface Backing Diameter 4.15"
  • Cage Cone Backface Clearance 0.16"
  • Dynamic Radial Load 49400 lbf
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 55175
  • Cup Part Number 55433D
  • 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 6.14 lb

Features

Performance Features of 55175-55433D Bearing

55175-55433D Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 49,400 lbf, ensuring reliable performance in heavy-duty applications.

The double-row tapered roller design of 55175-55433D Bearing provides stability and even load distribution.
This construction enhances durability, making it suitable for demanding industrial environments.

55175-55433D Bearing operates efficiently within a temperature range of -30° to 110°C.
Its standard radial clearance options allow for flexibility in various operational conditions.

With a weight of 6.14 lb, 55175-55433D Bearing balances strength and manageability.
The steel cage ensures proper roller alignment, reducing wear and extending service life.

55175-55433D Bearing requires lubrication for optimal performance.
Its ABEC-1 rating ensures consistent precision in industrial applications.

Application

Industrial Uses of 55175-55433D Bearing
The 55175-55433D 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 in demanding environments.

What Makes 55175-55433D Bearing a Preferred Choice?
In automotive applications, 55175-55433D Bearing supports wheel hubs and differential systems, providing reliable performance under high stress. The inch sizing makes it compatible with many North American vehicle models.

Built for Heavy-Duty Use: 55175-55433D Bearing
For industrial automation, 55175-55433D Bearing is ideal for conveyor systems and robotic arms, where its tapered roller design ensures smooth operation. The open seal type allows for easy lubrication and maintenance.

Automotive vs Aerospace: Applications of 55175-55433D Bearing
In automotive settings, 55175-55433D Bearing excels in transmissions and axles, while in aerospace, it’s used in landing gear systems. Its high dynamic load capacity makes it versatile across industries.

Perfect Fit for Automation: 55175-55433D Bearing
The 55175-55433D Bearing is well-suited for automated production lines, where precision and reliability are key. Its standard radial clearance ensures consistent performance in various operating conditions.

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