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495AS-493D TDO (Two-Row Double-Outer Race) (Imperial)

495AS-493D TDO (Two-Row Double-Outer Race) (Imperial)

The 495AS-493D is a double-row tapered roller bearing with a 3.0625″ bore and 5.375″ outer diameter, built from sturdy chrome steel for long-lasting performance. It handles combined loads up to 60,500 lbf and is designed for smooth operation in a wide temperature range (-30°C to 110°C).

Its open design allows for easy lubrication, while the steel cage ensures durability under heavy radial and thrust loads. The bearing’s double-row construction provides extra stability, making it suitable for high-demand applications.

This model is part of the 495 series and comes with standard radial clearance, though options like C3/C4/C5 are available. It’s ideal for industrial machinery, gearboxes, or heavy equipment where reliability is key.

Weighing 8.42 lb, it’s a robust choice for demanding environments. Compliant with RoHS and REACH standards, it offers both strength and safety in operation.

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Product Parameters

  • Part Number 495AS-493D
  • Brand TFL
  • Size 3.0625" x 5.375" x 1.172"
  • Bore Dia 3.0625"
  • 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 3.66"
  • 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 495AS
  • 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 8.42 lb

Features

Performance Features of 495AS-493D Bearing

495AS-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 stability and load distribution.
This construction allows 495AS-493D Bearing to handle both radial and thrust loads efficiently.

With a temperature range of -30° to 110°C, it performs well in various operating conditions.
The steel cage maintains roller alignment, reducing wear and extending service life.

495AS-493D Bearing requires lubrication but offers standard radial clearance options for flexibility.
Its precise tolerances ensure smooth operation and easy integration into existing systems.

Application

Industrial Uses of 495AS-493D Bearing
495AS-493D Bearing is commonly used in heavy machinery like construction equipment, where its double-row design handles combined radial and thrust loads efficiently. The chrome steel construction ensures durability in demanding environments.

In automotive applications, 495AS-493D Bearing supports wheel hubs and drivetrains, providing reliable performance under high stress. Its inch sizing makes it compatible with many North American vehicle models.

For industrial automation, 495AS-493D Bearing’s open design allows for easy lubrication, extending its lifespan in continuous operation. The tapered roller design also helps maintain precision in high-speed scenarios.

Where Is 495AS-493D Bearing Used?
You’ll often find 495AS-493D Bearing in agricultural machinery, where its robust construction withstands rough conditions. The standard radial clearance ensures smooth operation even with varying loads.

In conveyor systems, 495AS-493D Bearing’s double-row setup provides stability for heavy loads. The steel cage adds extra strength, making it a reliable choice for long-term use.

Built for Heavy-Duty Use: 495AS-493D Bearing
495AS-493D Bearing excels in mining equipment, thanks to its high dynamic radial load capacity. The tapered rollers distribute stress evenly, reducing wear over time.

For wind turbines, 495AS-493D Bearing’s temperature range (-30° to 110°C) ensures performance in diverse climates. Its ABEC-1 rating balances precision and cost-effectiveness for large-scale applications.

Automotive vs Aerospace: Applications of 495AS-493D Bearing
In trucks and buses, 495AS-493D Bearing handles heavy loads and vibrations with ease. The inch measurements simplify replacements in older vehicle models.

While not typically used in aerospace, 495AS-493D Bearing’s reliability makes it suitable for ground support equipment. Its steel components resist corrosion in outdoor settings.

Q&A

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