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TS (Single Row Tapered Roller Bearings) (Imperial) 74472-74856

TS (Single Row Tapered Roller Bearings) (Imperial) 74472-74856

The 74472-74856 is a single-row tapered roller bearing with a 4.723″ bore and 8.5625″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 85900 lbf radially and 18600 lbf thrust, making it versatile for heavy-duty use.

Its open design allows easy lubrication, while the steel cage ensures durability. The bearing operates smoothly in temperatures from -30°C to 110°C, suitable for various industrial conditions.

This model is interchangeable with Timken bearings, offering a reliable replacement option. Ideal for applications like gearboxes, axles, or machinery where combined loads are common.

Weighing 16.8 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it meets safety and environmental requirements.

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Product Parameters

  • Part Number 74472-74856
  • Brand TFL
  • Interchangeable Timken
  • Size 4.723" x 8.5625" x 1.8751"
  • Bore Dia 4.723"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 8.5625"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.875"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 1.375"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.8751"
  • Width Tolerance +0.014" to -0.01"
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 6.34"
  • Cone Backface Backing Diameter 5.59"
  • Cup Frontface Backing Diameter 8.30"
  • Cup Backface Backing Diameter 7.76"
  • Cage Cone Frontface Clearance 0.11"
  • Cage Cone Backface Clearance 0.17"
  • Effective Center Location 0.09"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 74472
  • Cup Part Number 74856
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 74000
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 85900 lbf
  • Static Radial Load 138000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 22300 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 18600 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 16.800 lb

Features

How Is 74472-74856 Bearing Engineered for Reliability?

74472-74856 Bearing features chrome steel rings and rollers, ensuring strength and durability under combined loads.
Its dynamic radial load capacity reaches 85,900 lbf, making it suitable for heavy-duty applications.

The tapered roller design distributes loads evenly, reducing stress and extending service life.
With a standard radial clearance, it offers flexibility for various operational requirements.

74472-74856 Bearing operates efficiently within a temperature range of -30° to 110°C.
Its steel cage maintains roller alignment, ensuring smooth and reliable performance.

The open seal design allows for easy lubrication, enhancing maintenance convenience.
Weighing 16.800 lb, it balances robustness with practical handling.

Application

Industrial Uses of 74472-74856 Bearing
74472-74856 Bearing is commonly used in heavy machinery like construction equipment and mining tools, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability even in demanding environments.

In automotive applications, 74472-74856 Bearing supports axle systems and wheel hubs, providing reliable performance under high radial and thrust loads. Its imperial sizing makes it a preferred choice for North American vehicle models.

For industrial conveyor systems, 74472-74856 Bearing’s open design allows for easy lubrication, extending service life in continuous operation. The steel cage adds stability, reducing wear during high-speed rotations.

Where Is 74472-74856 Bearing Used?
74472-74856 Bearing finds its place in agricultural machinery, such as tractors and harvesters, where its robust design withstands uneven loads. The standard radial clearance ensures smooth operation in varying conditions.

In material handling equipment, 74472-74856 Bearing’s tapered rollers distribute loads evenly, reducing friction and heat buildup. This makes it suitable for forklifts and cranes.

Built for Heavy-Duty Use: 74472-74856 Bearing
74472-74856 Bearing excels in railway applications, supporting bogies and axles with its high dynamic load capacity. The ABEC-1 rating ensures consistent performance under stress.

For wind turbines, 74472-74856 Bearing’s ability to handle combined loads makes it ideal for rotor shafts. Its temperature range suits both cold and moderately hot climates.

Automotive vs Aerospace: Applications of 74472-74856 Bearing
In automotive settings, 74472-74856 Bearing is trusted for drivetrain components due to its durability and load-handling capabilities. The imperial measurements align with standard US automotive specs.

For aerospace ground equipment, 74472-74856 Bearing supports heavy loads in aircraft tugs and loading systems. Its chrome steel rollers resist wear, even with frequent use.

Q&A

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