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TS (Single Row Tapered Roller Bearings) (Imperial) 497A-493A

TS (Single Row Tapered Roller Bearings) (Imperial) 497A-493A

The 497A-493A is a single-row tapered roller bearing with a 3.375″ bore and 5.314″ outer diameter, crafted from robust chrome steel. It handles combined loads up to 34700 lbf radially and 6850 lbf thrust, making it versatile for heavy-duty use.

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, offering a reliable replacement option. Ideal for industrial machinery or automotive applications where combined loads are common.

Weighing 3.1 lb, it’s sturdy yet manageable for its size. Compliant with RoHS and REACH standards for safe and eco-friendly use.

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Product Parameters

  • Part Number 497A-493A
  • Brand TFL
  • Interchangeable Timken
  • Size 3.375" x 5.314" x 1.1876"
  • Bore Dia 3.375"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 5.314"
  • 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 0.25"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 4.43"
  • Cone Backface Backing Diameter 4.13"
  • Cup Frontface Backing Diameter 5.12"
  • Cup Backface Backing Diameter 4.76"
  • 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 497A
  • Cup Part Number 493A
  • 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 3.1 lb

Features

How Is 497A-493A Bearing Engineered for Reliability?

497A-493A Bearing features chrome steel rings and rollers, ensuring durability under combined loads.
Its dynamic radial load capacity reaches 34,700 lbf, making it suitable for heavy-duty applications.
The steel cage maintains roller alignment, reducing friction and extending operational life.
With a temperature range of -30° to 110°C, it performs reliably in various environments.

What Makes 497A-493A Bearing Suitable for High-Temperature Applications?

497A-493A Bearing is built to withstand temperatures up to 110°C without compromising performance.
The chrome steel construction resists heat-related wear, ensuring consistent operation.
Its open design allows for effective lubrication, reducing friction in high-temperature conditions.
This makes it a dependable choice for industrial applications with demanding thermal requirements.

Built for Durability: 497A-493A Bearing

497A-493A Bearing’s single-row tapered roller design handles both radial and thrust loads efficiently.
The chrome steel components provide excellent resistance to wear and fatigue.
With a static radial load capacity of 48,600 lbf, it offers long-lasting reliability.
Its standard radial clearance ensures smooth operation in various mechanical systems.

Application

Industrial Uses of 497A-493A Bearing
497A-493A Bearing is commonly used in heavy machinery like construction equipment, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability even in demanding environments.

In automotive applications, 497A-493A Bearing supports wheel hubs and axles, providing reliable performance under varying loads. Its inch sizing makes it a convenient choice for American and British vehicle models.

For industrial fans and pumps, 497A-493A Bearing’s open design allows for easy lubrication, extending service life. The steel cage adds stability, making it suitable for high-speed operations.

Where Is 497A-493A Bearing Used?
497A-493A Bearing finds its place in agricultural machinery, such as tractors and harvesters, where robust performance is essential. The tapered rollers distribute loads evenly, reducing wear.

In material handling systems, 497A-493A Bearing ensures smooth operation of conveyor belts and lifting equipment. Its standard radial clearance offers flexibility for different load conditions.

Built for Heavy-Duty Use: 497A-493A Bearing
497A-493A Bearing is ideal for mining equipment, where its high dynamic radial load capacity withstands harsh conditions. The chrome steel rollers provide excellent resistance to fatigue.

In railway applications, 497A-493A Bearing supports axle boxes, ensuring reliable performance over long distances. The ABEC-1 rating balances precision and cost-effectiveness.

Automotive vs Aerospace: Applications of 497A-493A Bearing
In automotive systems, 497A-493A Bearing is often found in differentials, handling both radial and thrust loads. Its inch measurements align with standard automotive designs.

For aerospace ground support equipment, 497A-493A Bearing offers dependable performance in load-bearing components. The temperature range suits various operational environments.

Q&A

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