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0689 Single Cones (Imperial)
0689 Single Cones (Imperial)

0689 Single Cones (Imperial)

The 0689 single cones are imperial-sized tapered roller bearings with a 4.0625″ bore, designed for combined loads. Made from durable chrome steel, they handle dynamic radial loads up to 59,500 lbf and static loads up to 86,700 lbf.

Their single-row construction and open design allow for easy maintenance, while the steel cage ensures reliable performance. The bearings operate smoothly in temperatures ranging from -30°C to 110°C.

These cones are interchangeable with Timken models, making them a practical choice for replacements. Ideal for heavy-duty applications like industrial machinery or vehicle axles where combined loads are common.

Compliant with RoHS and REACH standards, they offer a balance of strength and longevity. Available in standard radial clearance, with options for C3, C4, or C5 fits.

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Product Parameters

  • Part Number 0689
  • Brand TFL
  • Interchangeable Brand Timken
  • System of Measurement Inch
  • Type Cones
  • Bearing Part Number 689-672 , 689-672A , 689-672P , 689-673 , 689-674
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Series 675
  • Bore Dia 4.0625"
  • Bore Dia Tolerance +0.001" to 0
  • Cone Width 1.625"
  • Cone Width Tolerance +0.003" to -0.01
  • Cone Backface ToClear Radius 0.14"
  • Cone Frontface Backing Diameter 4.46"
  • Cone Backface Backing Diameter 4.84"
  • Cage Cone Frontface Clearance 0.12"
  • Cage Cone Backface Clearance 0.17"
  • Effective Center Location -0.11"
  • Ring Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 59500 lbf
  • Static Radial Load 86700 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 15400 lbf
  • Dynamic Radial Rating(Two Row 1 Million Revolutions)(C1) 104000 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 12400 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions)(C90) 26900 lbf
  • Temperature Range -30° to 110 °C
  • ABEC Rating ABEC-1
  • Radial Clearance Standard (Available in C3/C4/C5)
  • RoHS Compliant
  • REACH Compliant

Features

How Does 0689 Bearing Handle Combined Loads?

0689 Bearing is designed with chrome steel rings, providing strong resistance to both radial and thrust loads.
Its dynamic radial load capacity reaches 59,500 lbf, ensuring reliable performance in demanding applications.

The tapered roller design of 0689 Bearing ensures smooth operation under combined loads.
With a temperature range of -30° to 110°C, it performs well in various environmental conditions.

0689 Bearing’s steel cage keeps the rollers aligned, reducing wear and extending service life.
Its standard radial clearance options (C3/C4/C5) offer flexibility for different applications.

Application

Industrial Uses of 0689 Single Cones
The 0689 Single Cones are commonly used in heavy machinery, such as mining equipment and construction gear, where combined loads are frequent. Their tapered roller design ensures smooth operation even under demanding conditions.

In automotive applications, 0689 Single Cones fit well in wheel hubs and differential systems, providing reliable performance over long distances. The inch sizing makes them a preferred choice for older or custom-built vehicles.

For industrial fans and pumps, 0689 Single Cones offer durability and stability, thanks to their chrome steel construction. The open seal design allows for easy lubrication, extending their service life.

Where Is 0689 Single Cones Used?
You’ll often find 0689 Single Cones in agricultural machinery, like tractors and harvesters, where they handle both radial and thrust loads effortlessly. Their robust design suits harsh outdoor environments.

In material handling systems, 0689 Single Cones support conveyor rollers, ensuring smooth movement of goods. The steel cage adds strength, making them ideal for high-load scenarios.

Built for Heavy-Duty Use: 0689 Single Cones
These cones excel in railway applications, particularly in axle boxes, where reliability is non-negotiable. Their standard radial clearance ensures consistent performance across temperature variations.

For forestry equipment, 0689 Single Cones withstand rough terrain and heavy loads. The tapered rollers distribute stress evenly, reducing wear and tear over time.

Automotive vs Aerospace: Applications of 0689 Single Cones
In automotive settings, 0689 Single Cones are trusted for drivetrain components, balancing speed and durability. Their ABEC-1 rating ensures adequate precision for most road vehicles.

While not typically used in aerospace, 0689 Single Cones find a niche in ground support equipment. Their inch measurements align with many legacy systems still in operation.

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