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44157X-44363D TDO (Two-Row Double-Outer Race) (Imperial)

44157X-44363D TDO (Two-Row Double-Outer Race) (Imperial)

The 44157X-44363D is a double-row tapered roller bearing with a 1.5748″ bore and 3.625″ outer diameter, built from sturdy chrome steel for long-lasting performance. It handles combined loads up to 39100 lbf and is designed for smooth operation in demanding conditions.

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

This model is part of the 44000 series, known for reliability in industrial applications. Ideal for machinery with combined radial and thrust loads, such as gearboxes or heavy equipment. Compliant with RoHS and REACH standards, it’s a safe and practical choice.

Weighing 3.48 lb, it’s robust yet manageable for its size. The standard radial clearance ensures easy installation and maintenance.

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Product Parameters

  • Part Number 44157X-44363D
  • Brand TFL
  • Size 1.5748" x 3.625" x 0.908"
  • Bore Dia 1.5748"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 3.625"
  • Outer Dia Tolerance +0.001" to 0
  • Double Cup Width 1.5625"
  • Double Cup Width Tolerance +0.003" to -0.01
  • Cone Width 0.908"
  • Cone Width Tolerance +0.002" to -0.01
  • Bearing Width Across Cups 2.1375"
  • Bearing Width Across Cups Tolerance +0.008" to 0
  • Cup Backface ToClear Radius 0.06"
  • Cone Backface Backing Diameter 2.2"
  • Cup Frontface Backing Diameter 3.39"
  • Cage Cone Backface Clearance 0.1"
  • Dynamic Radial Load 39100 lbf
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 44157X
  • Cup Part Number 44363D
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Double Row
  • Seal Type Open
  • Cups Type Standard
  • Series 44000
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Rating(One Row 90 Million Revolutions) 5810 lbf
  • Dynamic Thrust Rating(90 Million Revolutions) 7770 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions) 10100 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 3.48 lb

Features

How Does 44157X-44363D Bearing Handle Combined Loads?

44157X-44363D Bearing features a double-row tapered roller design, providing strong resistance to both radial and thrust loads.
Its dynamic radial load capacity reaches 39,100 lbf, ensuring reliable performance in demanding applications.
The chrome steel construction enhances durability, while the steel cage maintains roller alignment.
With a temperature range of -30° to 110°C, it performs well in various operating conditions.

Structural Advantages of 44157X-44363D Bearing

44157X-44363D Bearing’s double-row design distributes loads evenly, reducing stress on individual rollers.
The standard radial clearance allows for smooth operation, with options for C3/C4/C5 clearances if needed.
Its chrome steel rollers and rings ensure long-lasting performance under heavy loads.
The open seal type simplifies lubrication and maintenance.

Why Choose 44157X-44363D Bearing for Heavy-Duty Applications?

44157X-44363D Bearing is built to handle combined loads, making it ideal for industrial machinery.
Its dynamic thrust rating of 7,770 lbf per row ensures reliable operation in demanding environments.
The steel cage keeps rollers in place, minimising wear and extending service life.
With an ABEC-1 rating, it balances precision and durability.

Application

Industrial Uses of 44157X-44363D Bearing
44157X-44363D 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 efficiently. The chrome steel construction ensures durability in demanding environments.

Where Is 44157X-44363D Bearing Used?
You’ll often find 44157X-44363D Bearing in agricultural machinery, like tractors and harvesters, where its tapered rollers provide smooth operation under heavy loads. The inch sizing makes it a good fit for North American equipment.

Built for Heavy-Duty Use: 44157X-44363D Bearing
44157X-44363D Bearing excels in industrial gearboxes, offering reliable performance even under continuous stress. Its open design allows for easy lubrication, extending service life in high-use applications.

Automotive vs Aerospace: Applications of 44157X-44363D Bearing
In automotive settings, 44157X-44363D Bearing supports wheel hubs and differentials, while in aerospace, it’s used in landing gear systems. The ABEC-1 rating ensures consistent precision across both industries.

Perfect Fit for Automation: 44157X-44363D Bearing
44157X-44363D Bearing is ideal for robotic arms and conveyor systems in automated factories. Its steel cage and tapered rollers provide stability and reduce friction during high-speed operations.

Q&A

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