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TS (Single Row Tapered Roller Bearings) (Imperial) 663A-653X

TS (Single Row Tapered Roller Bearings) (Imperial) 663A-653X

The 663A-653X is a single-row tapered roller bearing with a 3.25″ bore and 5.9055″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 55500 lbf radially and 10100 lbf 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 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 6.5 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it’s a safe choice for diverse environments.

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Product Parameters

  • Part Number 663A-653X
  • Brand TFL
  • Interchangeable Timken
  • Size 3.25" x 5.9055" x 1.625"
  • Bore Dia 3.25"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 5.9055"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.625"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 1.25"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.625"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.270"
  • Cup Backface ToClear Radius 0.12"
  • Cone Frontface Backing Diameter 4.41"
  • Cone Backface Backing Diameter 4.13"
  • Cup Frontface Backing Diameter 5.57"
  • Cup Backface Backing Diameter 5.24"
  • Cage Cone Frontface Clearance 0.1"
  • Cage Cone Backface Clearance 0.17"
  • Effective Center Location -0.31"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 663A
  • Cup Part Number 653X
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 655
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 55500 lbf
  • Static Radial Load 75300 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 14400 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 10100 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 6.5 lb

Features

Performance Features of 663A-653X Bearing

663A-653X Bearing is crafted with chrome steel rings and rollers, ensuring strength and durability under combined loads.
Its dynamic radial load capacity reaches 55,500 lbf, making it suitable for heavy-duty applications.

The tapered roller design of 663A-653X Bearing provides effective load distribution, reducing wear over time.
With a static radial load of 75,300 lbf, it offers reliable performance in demanding conditions.

663A-653X Bearing operates within a temperature range of -30° to 110°C, ensuring versatility in various environments.
The steel cage maintains roller alignment, contributing to smooth and efficient operation.

Designed for easy lubrication, 663A-653X Bearing helps extend maintenance intervals.
Its standard radial clearance options allow for flexibility in different applications.

Application

Industrial Uses of 663A-653X Bearing
663A-653X 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, 663A-653X Bearing supports wheel hubs and drivetrains, providing reliable performance under high stress. Its inch sizing makes it a good fit for American and British vehicle models.

For industrial automation, 663A-653X Bearing’s open design allows for easy lubrication, extending its lifespan in conveyor systems. The steel cage adds extra strength, making it suitable for continuous operation.

Where Is 663A-653X Bearing Used?
You’ll often find 663A-653X Bearing in agricultural machinery, where its robust design handles rough conditions. The standard radial clearance ensures smooth rotation even with varying loads.

In mining equipment, 663A-653X Bearing’s high dynamic radial load capacity makes it ideal for crushers and screens. The ABEC-1 rating provides a balance of precision and affordability for these applications.

Built for Heavy-Duty Use: 663A-653X Bearing
663A-653X Bearing excels in forestry machinery, where its tapered rollers manage both radial and thrust loads. The chrome steel rollers resist wear, even in dusty or wet conditions.

For material handling systems, 663A-653X Bearing’s steel cage ensures stability during high-speed operations. Its temperature range of -30° to 110°C makes it versatile for various climates.

Automotive vs Aerospace: Applications of 663A-653X Bearing
In automotive settings, 663A-653X Bearing is often used in truck axles, where its strength and durability are key. The inch measurements simplify replacements in older vehicle models.

For aerospace ground equipment, 663A-653X Bearing provides reliable performance in loaders and tugs. Its compliance with RoHS and REACH standards ensures it meets environmental regulations.

Q&A

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