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TS (Single Row Tapered Roller Bearings) (Imperial) 661-653X

TS (Single Row Tapered Roller Bearings) (Imperial) 661-653X

The 661-653X is a single-row tapered roller bearing with a 3.125″ bore and 5.9055″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 55,500 lbf radially and 10,100 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, gearboxes, or automotive systems where combined loads are common.

Weighing 6.8 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it’s a safe and dependable choice.

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Product Parameters

  • Part Number 661-653X
  • Brand TFL
  • Interchangeable Timken
  • Size 3.125" x 5.9055" x 1.625"
  • Bore Dia 3.125"
  • 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 0.14"
  • Cup Backface ToClear Radius 0.12"
  • Cone Frontface Backing Diameter 4.32"
  • Cone Backface Backing Diameter 3.78"
  • 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 661
  • 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 6.8 lb

Features

Performance Features of 661-653X Bearing

661-653X Bearing is constructed with chrome steel rings and rollers, offering robust performance under combined loads.
Its dynamic radial load capacity reaches 55,500 lbf, making it suitable for heavy-duty applications.

The tapered roller design ensures effective load distribution, enhancing durability and reducing wear.
With a standard radial clearance, it provides reliable operation in various industrial settings.

661-653X Bearing operates within a temperature range of -30° to 110°C, ensuring versatility.
The steel cage maintains roller alignment, contributing to smooth and efficient performance.

This bearing requires lubrication for optimal function, ensuring long service life.
Its ABEC-1 rating guarantees consistent precision in demanding conditions.

Application

Industrial Uses of 661-653X Bearing
The 661-653X Bearing is commonly used in heavy machinery like construction equipment and agricultural gear, where its tapered roller design handles combined loads efficiently. Its chrome steel construction ensures durability even in demanding environments.

Where Is 661-653X Bearing Used?
You’ll often find 661-653X Bearing in industrial gearboxes and power transmission systems, thanks to its ability to manage both radial and thrust loads. The open design simplifies lubrication, making maintenance straightforward.

Built for Heavy-Duty Use: 661-653X Bearing
661-653X Bearing excels in applications like mining machinery, where its robust steel cage and tapered rollers withstand high stress. The inch sizing makes it a fit for older or imperial-spec equipment.

Automotive vs Aerospace: Applications of 661-653X Bearing
In automotive axles, 661-653X Bearing provides reliable performance under heavy loads, while its precision suits aerospace landing gear components. The ABEC-1 rating ensures consistent operation in both fields.

Perfect Fit for Automation: 661-653X Bearing
661-653X Bearing works well in automated conveyor systems, where its tapered rollers reduce friction and wear. The standard radial clearance offers flexibility for various speed requirements.

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