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TS (Single Row Tapered Roller Bearings) (Imperial) 495-493

TS (Single Row Tapered Roller Bearings) (Imperial) 495-493

The 495-493 is a single-row tapered roller bearing with a 3.25″ bore and 5.375″ outer diameter, built from sturdy chrome steel. It handles combined loads up to 34700 lbf radially and 6850 lbf in thrust, making it versatile for various applications.

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

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

Weighing 3.6lb, 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 495-493
  • Brand TFL
  • Interchangeable Timken
  • Size 3.25" x 5.375" x 1.1875"
  • Bore Dia 3.25"
  • 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 1.1875"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 4.32"
  • Cone Backface Backing Diameter 3.82"
  • 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 495
  • 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 3.600 lb

Features

Performance Features of 495-493 Bearing

495-493 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 ensures proper roller alignment, reducing friction and extending operational life.
With a temperature range of -30° to 110°C, it performs reliably in various environments.

495-493 Bearing’s standard radial clearance allows for smooth operation under different conditions.
Its ABEC-1 rating ensures consistent performance for industrial applications.

Application

Industrial Uses of 495-493 Bearing
495-493 Bearing is commonly used in heavy machinery, such as construction equipment and agricultural gear, where its tapered roller design handles combined loads efficiently. The inch sizing makes it a good fit for North American industrial standards.

In automotive applications, 495-493 Bearing works well in wheel hubs and differential systems, offering reliable performance under varying loads. Its chrome steel construction ensures durability even in demanding conditions.

For conveyor systems, 495-493 Bearing’s open design simplifies lubrication and maintenance, reducing downtime. The standard radial clearance allows for smooth operation in continuous-use environments.

Where Is 495-493 Bearing Used?
495-493 Bearing finds its place in mining equipment, where its robust design withstands harsh conditions. The steel cage adds extra strength, making it suitable for high-load scenarios.

In railway applications, 495-493 Bearing supports axle boxes, ensuring stable performance over long distances. Its temperature range also makes it adaptable to varying climates.

Built for Heavy-Duty Use: 495-493 Bearing
495-493 Bearing excels in forestry machinery, handling shock loads and rough terrain with ease. The tapered rollers distribute stress evenly, extending bearing life.

For power transmission systems, 495-493 Bearing’s ABEC-1 rating provides sufficient precision without overcomplicating maintenance. Its compatibility with Timken models adds to its versatility.

Automotive vs Aerospace: Applications of 495-493 Bearing
In automotive settings, 495-493 Bearing is ideal for drivetrain components, balancing radial and thrust loads effectively. The inch measurements align with many US-made vehicles.

While not typically used in aerospace, 495-493 Bearing suits ground support equipment, where durability matters more than ultra-lightweight designs. Its chrome steel rollers offer a good balance of strength and cost.

Q&A

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