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TS (Single Row Tapered Roller Bearings) (Imperial) 658-652A

TS (Single Row Tapered Roller Bearings) (Imperial) 658-652A

The 658-652A is a single-row tapered roller bearing with a 2.9375″ bore and 5.875″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 55,500 lbf radially and 10,100 lbf thrust, making it a robust choice for heavy-duty applications.

Its open design allows for easy lubrication, while the steel cage ensures durability under high stress. The bearing operates smoothly in temperatures ranging from -30°C to 110°C, suitable for various industrial environments.

This model is interchangeable with Timken bearings, offering a reliable replacement option. Ideal for use in gearboxes, axles, or machinery where combined radial and thrust loads are present.

Weighing 7.1 lb, it’s built to last while maintaining performance. Compliant with RoHS and REACH standards, it’s a safe and dependable choice for your needs.

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Product Parameters

  • Part Number 658-652A
  • Brand TFL
  • Interchangeable Timken
  • Size 2.9375" x 5.875" x 1.625"
  • Bore Dia 2.9375"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 5.875"
  • 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 4.17"
  • Cone Backface Backing Diameter 3.62"
  • Cup Frontface Backing Diameter 5.57"
  • Cup Backface Backing Diameter 5.20"
  • 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 658
  • Cup Part Number 652A
  • 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 7.100 lb

Features

Performance Features of 658-652A Bearing

658-652A 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 Does 658-652A Bearing Reduce Friction?

658-652A Bearing’s tapered roller design minimises friction, promoting smooth operation under combined loads.
The chrome steel construction enhances durability, while the steel cage ensures consistent roller spacing.
Its dynamic thrust rating of 10,100 lbf at 90 million revolutions highlights its efficiency.
This design also supports standard radial clearance options for versatile use.

Engineered for Precision: 658-652A Bearing

658-652A Bearing features precise cone and cup dimensions, ensuring accurate alignment in assemblies.
The effective center location of -0.31″ optimises load distribution for stable performance.
Its ABEC-1 rating confirms consistent quality for industrial applications.
With a static radial load of 75,300 lbf, it handles demanding conditions reliably.

Steel vs Ceramic Bearings: Strengths of 658-652A Bearing

658-652A Bearing’s chrome steel construction provides excellent strength and wear resistance.
The steel cage and rollers ensure durability, even under high radial and thrust loads.
Its standard lubrication requirement simplifies maintenance without compromising performance.
The bearing’s inch measurements make it compatible with imperial system machinery.

Application

Key Fields for 658-652A Bearing
658-652A Bearing is commonly used in heavy machinery, such as construction equipment and agricultural gear, where its tapered roller design handles combined loads efficiently. The chrome steel construction ensures durability even in rugged conditions.

In automotive applications, 658-652A Bearing fits well in wheel hubs and differential systems, providing reliable performance under varying loads. Its inch sizing makes it a preferred choice for North American vehicle models.

For industrial conveyor systems, 658-652A Bearing’s open design allows easy lubrication, extending service life in high-load scenarios. The steel cage adds stability, making it suitable for continuous operation.

Where Is 658-652A Bearing Used?
You’ll often find 658-652A Bearing in mining equipment, where its robust design withstands extreme loads and harsh environments. The tapered rollers distribute stress evenly, reducing wear over time.

In railway applications, 658-652A Bearing supports axle boxes, ensuring smooth movement under heavy freight loads. Its ABEC-1 rating balances precision and cost-effectiveness for these demanding uses.

Built for Heavy-Duty Use: 658-652A Bearing
658-652A Bearing excels in forestry machinery, handling shock loads from log handling and processing. The standard radial clearance offers flexibility for different operational needs.

Its compatibility with Timken designs makes 658-652A Bearing a practical replacement in maintenance scenarios. The steel cage and chrome steel rollers provide long-term reliability.

Automotive vs Aerospace: Applications of 658-652A Bearing
In automotive drivetrains, 658-652A Bearing manages thrust and radial loads in gearboxes, ensuring smooth power transmission. The inch measurements align with many US-made components.

While not typically used in aerospace, 658-652A Bearing’s durability suits ground support equipment like tow tractors. Its temperature range covers most operational environments.

Q&A

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