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687P Single Cones (Imperial)
687P Single Cones (Imperial)

687P Single Cones (Imperial)

The 687P single cones are imperial-sized tapered roller bearings with a 4″ bore, designed for combined loads. Made from durable chrome steel, they handle dynamic radial loads up to 70,500 lbf and static loads up to 86,700 lbf.

Their open design allows easy maintenance, while the steel cage ensures reliable performance. The bearings operate smoothly in temperatures from -30°C to 110°C, making them suitable for various conditions.

Interchangeable with Timken models, these cones are 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. The standard radial clearance can be adjusted to C3, C4, or C5 as needed.

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Product Parameters

  • Part Number 687P
  • Brand TFL
  • Interchangeable Brand Timken
  • System of Measurement Inch
  • Type Cones
  • Bearing Part Number 687P-672 , 687P-672A , 687P-672P , 687P-673 , 687P-674
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Series 675
  • Bore Dia 4"
  • 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 4.45"
  • Cone Backface Backing Diameter 4.76"
  • 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 70500 lbf
  • Static Radial Load 86700 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 18300 lbf
  • Dynamic Radial Rating(Two Row 1 Million Revolutions)(C1) 123000 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 14700 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions)(C90) 31800 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 687P Bearing Handle Combined Loads?

687P Bearing is designed with chrome steel rings and a steel cage, providing strong resistance to both radial and thrust loads.
Its dynamic radial load capacity reaches 70,500 lbf, ensuring reliable performance in demanding applications.

The tapered roller design of 687P Bearing ensures smooth operation under combined loads.
With a temperature range of -30° to 110°C, it performs well in various environmental conditions.

687P Bearing’s standard radial clearance allows for flexibility in different applications.
The ABEC-1 rating ensures consistent precision and reliability.

Application

Industrial Uses of 687P Bearing
687P Bearing is commonly used in heavy machinery like construction equipment and mining tools, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability in tough environments.

Where Is 687P Bearing Used?
You’ll often find 687P Bearing in agricultural machinery, such as tractors and harvesters, where its robust design supports high radial and thrust loads. The inch sizing makes it a good fit for older equipment still using imperial measurements.

Built for Heavy-Duty Use: 687P Bearing
687P Bearing excels in industrial gearboxes, providing reliable performance under constant stress. Its steel cage offers added strength, making it suitable for applications with frequent load changes.

Automotive vs Aerospace: Applications of 687P Bearing
In automotive systems, 687P Bearing is used in wheel hubs and differentials, ensuring smooth rotation under heavy loads. For aerospace, its precision and reliability make it a trusted choice in landing gear mechanisms.

Practical Applications of 687P Bearing
687P Bearing is ideal for conveyor systems in factories, where its tapered rollers manage both radial and axial forces. The standard radial clearance allows for easy installation and maintenance.

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