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TS (Single Row Tapered Roller Bearings) (Imperial) 495-494A

TS (Single Row Tapered Roller Bearings) (Imperial) 495-494A

The 495-494A is a single-row tapered roller bearing with a 3.25″ bore and 5.6875″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 34700 lbf radially and 6850 lbf thrust, making it versatile for various applications.

Its open design allows for easy lubrication, while the steel cage ensures durability under heavy use. 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 systems where combined loads are common.

Weighing 4.2 lb, it’s robust 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 495-494A
  • Brand TFL
  • Interchangeable Timken
  • Size 3.25" x 5.6875" x 1.1876"
  • Bore Dia 3.25"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 5.6875"
  • 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 0.06"
  • Cone Frontface Backing Diameter 4.32"
  • Cone Backface Backing Diameter 3.82"
  • Cup Frontface Backing Diameter 5.19"
  • Cup Backface Backing Diameter 5.00"
  • 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 494A
  • 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 4.2 lb

Features

Performance Features of 495-494A Bearing

495-494A 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 wear.
With a temperature range of -30° to 110°C, it performs reliably in various conditions.

How Does 495-494A Bearing Resist Wear?

495-494A Bearing’s chrome steel construction enhances durability, even under high stress.
The tapered roller design distributes loads evenly, minimising wear over time.
Its standard radial clearance allows for smooth operation in most applications.
Regular lubrication further extends the bearing’s service life.

Engineered for Precision: 495-494A Bearing

495-494A Bearing features precise cone and cup dimensions for accurate alignment.
The effective center location of -0.03″ ensures stable performance under load.
With ABEC-1 rating, it maintains consistent quality in industrial applications.
The open design simplifies inspection and maintenance procedures.

Steel vs Ceramic Bearings: Strengths of 495-494A Bearing

495-494A Bearing uses chrome steel for both rings and rollers, balancing cost and performance.
This material choice provides excellent strength for industrial machinery applications.
The steel cage offers reliable support while maintaining affordability.
Its standard lubrication requirements make it practical for most operating conditions.

Application

Industrial Uses of 495-494A Bearing
495-494A Bearing is commonly used in heavy machinery like construction equipment and mining tools, where its tapered roller design handles combined radial and thrust loads efficiently. The chrome steel construction ensures durability even in demanding environments.

In automotive applications, 495-494A Bearing fits well in wheel hubs and differential systems, providing reliable performance under varying loads. Its inch sizing makes it a preferred choice for American and British vehicle models.

For industrial fans and pumps, 495-494A Bearing’s open design allows for easy lubrication, extending service life in continuous operation. The steel cage adds stability, reducing wear over time.

What Makes 495-494A Bearing a Preferred Choice?
495-494A Bearing stands out in agricultural machinery, such as tractors and harvesters, due to its ability to withstand heavy loads and rough conditions. The standard radial clearance offers flexibility for different setups.

In conveyor systems, 495-494A Bearing ensures smooth movement of materials, even under high stress. Its compatibility with Timken models makes it a versatile replacement option.

Built for Heavy-Duty Use: 495-494A Bearing
495-494A Bearing excels in forestry equipment, where its robust design copes with uneven loads and vibrations. The ABEC-1 rating ensures consistent performance without over-engineering.

For railway applications, 495-494A Bearing provides reliable support in axle boxes, handling both speed and weight. The temperature range suits various climates, from cold winters to hot summers.

Automotive vs Aerospace: Applications of 495-494A Bearing
In automotive settings, 495-494A Bearing is ideal for drivetrain components, balancing load distribution. Its inch measurements align with standard repair kits, simplifying maintenance.

For aerospace ground equipment, 495-494A Bearing offers precision in loading systems, though it’s not rated for in-flight use. The chrome steel rollers resist wear during frequent operations.

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