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TS (Single Row Tapered Roller Bearings) (Imperial) 74473X-74850

TS (Single Row Tapered Roller Bearings) (Imperial) 74473X-74850

The 74473X-74850 is a single-row tapered roller bearing with a 4.72″ bore and 8.5″ outer diameter, crafted from sturdy chrome steel. It manages combined loads up to 85,900 lbf radially and 18,600 lbf thrust, suitable 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, making it versatile for various conditions.

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

Weighing 16.4 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 74473X-74850
  • Brand TFL
  • Interchangeable Timken
  • Size 4.7244" x 8.5" x 1.875"
  • Bore Dia 4.7244"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 8.5"
  • 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 1.875"
  • Width Tolerance +0.014" to -0.01"
  • Cone Backface ToClear Radius 0.16"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 6.37"
  • Cone Backface Backing Diameter 5.67"
  • Cup Frontface Backing Diameter 8.23"
  • Cup Backface Backing Diameter 7.72"
  • 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 74473X
  • Cup Part Number 74850
  • 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 16.400 lb

Features

How Does 74473X-74850 Bearing Handle Combined Loads?

74473X-74850 Bearing is built with chrome steel rings and rollers, offering strong resistance to both radial and thrust loads.
Its dynamic radial load capacity reaches 85,900 lbf, ensuring reliable performance in demanding conditions.
The steel cage maintains roller alignment, reducing friction and extending operational life.
With a temperature range of -30° to 110°C, it performs well in various environments.

Why Choose 74473X-74850 Bearing for Precision Tasks?

74473X-74850 Bearing features precise tolerances, with bore and outer diameter tolerances of +0.001″ to 0.
Its tapered roller design ensures smooth operation under combined loads, ideal for precision applications.
The chrome steel construction provides durability, while the steel cage enhances stability.
This bearing is interchangeable with Timken models, offering flexibility in replacements.

Engineered for Reliability: 74473X-74850 Bearing

74473X-74850 Bearing’s single-row tapered roller design ensures consistent performance under heavy loads.
The chrome steel rollers and rings resist wear, maintaining efficiency over time.
Its standard radial clearance allows for smooth operation in various applications.
With a static radial load capacity of 138,000 lbf, it is built for long-term reliability.

Application

Industrial Uses of 74473X-74850 Bearing
74473X-74850 Bearing is commonly used in heavy machinery, such as construction equipment and mining rigs, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability even in demanding environments.

Where Is 74473X-74850 Bearing Used?
You’ll often find 74473X-74850 Bearing in automotive applications like truck wheel hubs, where its high load capacity and stability are essential. The inch sizing makes it a good fit for North American vehicle designs.

Built for Heavy-Duty Use: 74473X-74850 Bearing
74473X-74850 Bearing excels in industrial gearboxes, providing reliable performance under both radial and thrust loads. Its open design allows for easy lubrication, extending service life in high-use scenarios.

Automotive vs Aerospace: Applications of 74473X-74850 Bearing
In automotive systems, 74473X-74850 Bearing supports heavy loads in axles and transmissions, while its precision also suits aerospace landing gear components. The steel cage adds strength for rigorous conditions.

Key Fields for 74473X-74850 Bearing
74473X-74850 Bearing is ideal for agricultural machinery, such as tractors and harvesters, where its robust design withstands dirt and moisture. The standard radial clearance ensures smooth operation in variable conditions.

Q&A

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