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55194-55452D TDO (Two-Row Double-Outer Race) (Imperial)

55194-55452D TDO (Two-Row Double-Outer Race) (Imperial)

The 55194-55452D is a two-row tapered roller bearing with a 1.968″ bore and 4.5268″ outer diameter, built from sturdy chrome steel. It handles combined loads up to 41600 lbf and is designed for long-lasting performance.

Its double-row construction provides extra stability, making it suitable for heavy-duty applications. The open design allows for easy lubrication, ensuring smooth operation even under high stress.

This bearing works well in temperatures ranging from -30°C to 110°C, making it versatile for various environments. Compliant with RoHS and REACH standards, it’s a safe and reliable choice.

Ideal for industrial machinery or automotive applications where durability and load capacity are key. Weighing 5.97 lb, it’s robust yet manageable for its size.

The standard radial clearance can be adjusted to C3, C4, or C5 for specific needs. Its ABEC-1 rating ensures consistent performance for general industrial use.

The steel cage and chrome steel rollers enhance its lifespan, even under demanding conditions. A practical option for replacements or upgrades in heavy equipment.

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Product Parameters

  • Part Number 55194-55452D
  • Brand TFL
  • Size 1.968" x 4.5268" x 1.0594"
  • Bore Dia 1.968"
  • 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 2.68"
  • Cup Frontface Backing Diameter 4.18"
  • Cage Cone Backface Clearance 0.16"
  • Dynamic Radial Load 41600 lbf
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 55194
  • 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) 6200 lbf
  • Dynamic Thrust Rating(90 Million Revolutions) 9380 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions) 10800 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 5.97 lb

Features

How Is 55194-55452D Bearing Engineered for Reliability?

55194-55452D Bearing features a double-row tapered roller design, providing strong resistance to combined radial and thrust loads.
Its chrome steel construction ensures durability, with a dynamic radial load capacity of 41,600 lbf.

The steel cage maintains roller alignment, reducing friction and extending operational life.
With a standard radial clearance and ABEC-1 rating, it balances precision and reliability in various applications.

55194-55452D Bearing operates efficiently within a temperature range of -30° to 110°C.
Its open design allows for easy lubrication, ensuring smooth performance under heavy loads.

Application

Industrial Uses of 55194-55452D Bearing
55194-55452D 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. The chrome steel construction ensures durability even in demanding environments.

In automotive applications, 55194-55452D Bearing supports wheel hubs and differential systems, providing reliable performance under varying load conditions. Its imperial sizing makes it a preferred choice for North American vehicle manufacturers.

For industrial automation, 55194-55452D Bearing is ideal for robotic arms and conveyor systems, where its open design allows for easy lubrication and maintenance. The steel cage enhances stability during high-speed operations.

Where Is 55194-55452D Bearing Used?
55194-55452D Bearing finds its place in agricultural machinery, particularly in tractors and harvesters, where its tapered roller design manages heavy loads effortlessly. The standard radial clearance ensures smooth operation in fluctuating temperatures.

In material handling systems, 55194-55452D Bearing is often seen in forklifts and cranes, thanks to its robust construction and ability to withstand frequent starts and stops. The ABEC-1 rating balances precision and cost-effectiveness.

Built for Heavy-Duty Use: 55194-55452D Bearing
55194-55452D Bearing excels in railway applications, such as axle boxes, where its double-row configuration distributes loads evenly. The chrome steel rollers resist wear, extending service life.

For power transmission systems, 55194-55452D Bearing supports gearboxes and driveshafts, ensuring consistent performance under high torque. The open seal type simplifies lubrication routines.

Automotive vs Aerospace: Applications of 55194-55452D Bearing
In automotive settings, 55194-55452D Bearing is trusted for drivetrain components, offering a balance of strength and precision. Its imperial measurements align with standard vehicle designs.

For aerospace ground equipment, 55194-55452D Bearing handles the rigorous demands of loading platforms and maintenance tools. The temperature range suits both indoor and outdoor use.

Q&A

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