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TS (Single Row Tapered Roller Bearings) (Imperial) 499A-493

TS (Single Row Tapered Roller Bearings) (Imperial) 499A-493

The 499A-493 is a single-row tapered roller bearing with a 3.3455″ bore and 5.375″ outer diameter, crafted from sturdy chrome steel. It manages combined loads up to 34700 lbf radially and 6850 lbf thrust, suitable for demanding 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.

This model is interchangeable with Timken bearings, making it a practical choice for replacements. Ideal for use in heavy machinery or automotive systems where combined loads are common.

Weighing 3.400 lb, it offers a robust build for its size. Compliant with RoHS and REACH standards for safe and reliable performance.

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Product Parameters

  • Part Number 499A-493
  • Brand TFL
  • Interchangeable Timken
  • Size 3.3455" x 5.375" x 1.1876"
  • Bore Dia 3.3455"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 5.375"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.172"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.875"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.1876"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 4.41"
  • Cone Backface Backing Diameter 3.86"
  • Cup Frontface Backing Diameter 5.16"
  • Cup Backface Backing Diameter 4.80"
  • Cage Cone Frontface Clearance 0.12"
  • Cage Cone Backface Clearance 0.07"
  • Effective Center Location -0.03"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 499A
  • Cup Part Number 493
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 495
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 34700 lbf
  • Static Radial Load 48600 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 9000 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 6850 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 3.400 lb

Features

Performance Features of 499A-493 Bearing

499A-493 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 34,700 lbf, making it suitable for heavy-duty applications.
The steel cage maintains roller alignment, ensuring smooth operation and reduced wear.
With a temperature range of -30° to 110°C, it performs reliably in various conditions.

Application

Industrial Uses of 499A-493 Bearing
The 499A-493 Bearing is commonly used in heavy machinery like construction equipment and mining tools, where its tapered roller design handles combined loads efficiently. Its chrome steel construction ensures durability even in demanding environments.

In automotive applications, 499A-493 Bearing fits well in wheel hubs and differential systems, providing reliable performance under varying loads. The imperial sizing makes it a preferred choice for North American vehicle models.

For industrial conveyor systems, 499A-493 Bearing’s open design allows for easy lubrication, extending its service life. The steel cage adds stability, making it suitable for high-load scenarios.

What Makes 499A-493 Bearing a Preferred Choice?
The 499A-493 Bearing’s ability to manage both radial and thrust loads makes it versatile for agricultural machinery like tractors and harvesters. Its standard radial clearance ensures smooth operation.

In power transmission systems, 499A-493 Bearing supports shafts and gears, where its ABEC-1 rating balances precision and cost-effectiveness. The temperature range also suits both indoor and outdoor applications.

Built for Heavy-Duty Use: 499A-493 Bearing
The 499A-493 Bearing excels in forestry equipment, such as log splitters, thanks to its robust chrome steel rollers. Its single-row design simplifies installation and maintenance.

For railway applications, 499A-493 Bearing’s dynamic load capacity ensures reliability in freight car axles. The steel cage further enhances its resistance to shock loads.

Light-Duty vs Heavy-Duty: Best Uses for 499A-493 Bearing
In light-duty scenarios like small pumps, 499A-493 Bearing offers a cost-effective solution with adequate load capacity. Its standard lubrication requirement keeps maintenance straightforward.

For heavy-duty industrial fans, 499A-493 Bearing’s tapered rollers distribute loads evenly, reducing wear. The inch measurements make it compatible with older machinery still using imperial units.

Q&A

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