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496-493D TDO (Two-Row Double-Outer Race) (Imperial)

496-493D TDO (Two-Row Double-Outer Race) (Imperial)

The 496-493D is a double-row tapered roller bearing with a 3.1875″ bore and 5.375″ outer diameter, built from sturdy chrome steel. It handles combined loads, supporting up to 15700 lbf radially and 6850 lbf in thrust, making it a robust choice for heavy-duty applications.

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

This model is part of the 495 series and comes with standard radial clearance, though options like C3, C4, or C5 are available. Ideal for industrial machinery or automotive systems where high load capacity is needed.

Weighing 8.01 lb, it’s a solid yet manageable size for its performance. Compliant with RoHS and REACH standards, it’s a reliable and safe option for demanding setups.

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Product Parameters

  • Part Number 496-493D
  • Brand TFL
  • Size 3.1875" x 5.375" x 1.172"
  • Bore Dia 3.1875"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 5.375"
  • Outer Dia Tolerance +0.001" to 0
  • Double Cup Width 2.125"
  • Double Cup Width Tolerance +0.003" to -0.01
  • Cone Width 1.172"
  • Cone Width Tolerance +0.002" to -0.01
  • Bearing Width Across Cups 2.75"
  • Bearing Width Across Cups Tolerance +0.008" to 0
  • Cup Backface ToClear Radius 0.03"
  • Cone Backface Backing Diameter 3.74"
  • Cup Frontface Backing Diameter 5.16"
  • Cage Cone Backface Clearance 0.07"
  • Dynamic Radial Load 60500 lbf
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 496
  • Cup Part Number 493D
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Double Row
  • Seal Type Open
  • Cups Type Standard
  • Series 495
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Rating(One Row 90 Million Revolutions) 9000 lbf
  • Dynamic Thrust Rating(90 Million Revolutions) 6850 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions) 15700 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 8.01 lb

Features

Performance Features of 496-493D Bearing

496-493D Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 60,500 lbf, ensuring reliable performance in heavy-duty applications.

The double-row tapered roller design enhances load distribution, reducing wear and extending service life.
With a temperature range of -30° to 110°C, it performs well in various operating conditions.

496-493D Bearing’s standard radial clearance allows for smooth operation and easy installation.
The steel cage maintains roller alignment, contributing to consistent performance over time.

Application

Industrial Uses of 496-493D Bearing
The 496-493D 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 harsh environments, making it a reliable choice for industrial applications.

Where Is 496-493D Bearing Used?
You’ll often find the 496-493D Bearing in automotive applications like truck wheel hubs, where its tapered roller design provides smooth performance under heavy loads.
The inch sizing makes it compatible with many North American vehicle models, offering versatility for mechanics and engineers.

Built for Heavy-Duty Use: 496-493D Bearing
The 496-493D Bearing excels in agricultural machinery, such as tractors and harvesters, where its robust design withstands constant vibration and dirt exposure.
Its open seal type allows for easy lubrication, extending the bearing’s lifespan in demanding conditions.

Automotive vs Aerospace: Applications of 496-493D Bearing
In automotive settings, the 496-493D Bearing supports heavy axles and drivetrains, while in aerospace, it’s used in landing gear for its reliable load capacity.
The bearing’s standard radial clearance ensures consistent performance across different industries.

Key Fields for 496-493D Bearing
The 496-493D Bearing is ideal for railway applications, such as freight car axles, where its double-row construction manages high radial loads.
Its steel cage and chrome steel rollers provide long-lasting performance, even under continuous use.

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