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TS (Single Row Tapered Roller Bearings) (Imperial) 665-652

TS (Single Row Tapered Roller Bearings) (Imperial) 665-652

The 665-652 is a single-row tapered roller bearing with a 3.375″ bore and 6″ outer diameter, crafted from durable chrome steel. It handles combined loads up to 55500 lbf radially and 10100 lbf thrust, making it robust for heavy-duty use.

Its open design allows easy lubrication, while the steel cage ensures stability under high stress. The bearing operates smoothly in temperatures 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 applications where combined loads are common.

Weighing 6.5 lb, it’s sturdy yet manageable for its size. Compliant with RoHS and REACH standards, it’s a safe choice for various environments.

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Product Parameters

  • Part Number 665-652
  • Brand TFL
  • Interchangeable Timken
  • Size 3.375" x 6" x 1.625"
  • Bore Dia 3.375"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 6"
  • 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 0.130"
  • Cone Frontface Backing Diameter 4.46"
  • Cone Backface Backing Diameter 4.02"
  • Cup Frontface Backing Diameter 5.57"
  • Cup Backface Backing Diameter 5.28"
  • 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 665
  • Cup Part Number 652
  • 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 665-652 Bearing

665-652 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 55,500 lbf, ensuring reliable performance in 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 well in various environments.

How Is 665-652 Bearing Engineered for Reliability?

665-652 Bearing features a single-row tapered roller design, optimised for handling both radial and thrust loads.
The chrome steel construction provides durability, while the standard radial clearance ensures smooth operation.
Its dynamic thrust rating of 10,100 lbf at 90 million revolutions highlights its long-term reliability.
This bearing is interchangeable with Timken models, offering flexibility in replacements.

Built for Durability: 665-652 Bearing

665-652 Bearing’s robust chrome steel components withstand high static radial loads up to 75,300 lbf.
The precise cone and cup width tolerances ensure easy installation and consistent performance.
Its effective center location of -0.31″ enhances stability under load.
Regular lubrication maintains its efficiency, even in demanding conditions.

Application

Industrial Uses of 665-652 Bearing
The 665-652 Bearing is commonly used in heavy machinery like construction equipment and agricultural gear, where its tapered roller design handles combined loads effectively. Its chrome steel construction ensures durability in tough working conditions.
In automotive applications, 665-652 Bearing fits well in wheel hubs and differential systems, providing reliable performance under varying loads. The inch sizing makes it compatible with many North American vehicle models.
For industrial conveyor systems, 665-652 Bearing’s open design allows for easy lubrication, extending its service life in continuous operation. The steel cage adds strength, making it suitable for high-load scenarios.

What Makes 665-652 Bearing a Preferred Choice?
665-652 Bearing works well in mining equipment, where its robust design withstands harsh environments and heavy loads. The tapered rollers distribute stress evenly, reducing wear over time.
In power transmission systems, 665-652 Bearing supports shafts and gears, ensuring smooth rotation under radial and thrust forces. Its ABEC-1 rating balances precision and cost for general industrial use.
For rail and transportation applications, 665-652 Bearing’s standard radial clearance accommodates thermal expansion, maintaining performance in varying temperatures. The chrome steel rollers resist deformation under pressure.

Built for Heavy-Duty Use: 665-652 Bearing
665-652 Bearing is ideal for forestry machinery, handling shock loads and misalignment with ease. The single-row design simplifies installation while maintaining load capacity.
In oil and gas equipment, 665-652 Bearing’s temperature range (-30° to 110°C) suits both Arctic and desert operations. Steel cage construction prevents premature failure in corrosive environments.
For industrial fans and blowers, 665-652 Bearing’s dynamic radial load rating (55,500 lbf) ensures long service life. The open seal type allows for custom lubrication to match operational needs.

Automotive vs Aerospace: Applications of 665-652 Bearing
In trucks and buses, 665-652 Bearing supports axles and transmissions, where its inch sizing aligns with imperial component standards. The combined load capacity suits dynamic vehicle conditions.
For ground support equipment in aviation, 665-652 Bearing handles heavy loads while resisting vibration. Its chrome steel rollers maintain precision even after prolonged use.
In industrial pumps, 665-652 Bearing’s tapered rollers manage axial and radial forces efficiently. The C3/C4/C5 clearance options allow fine-tuning for specific operational requirements.

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