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27687 Single Cones (Imperial)
27687 Single Cones (Imperial)

27687 Single Cones (Imperial)

The 27687 single cone is a tapered roller bearing with a 3.25″ bore, designed for combined loads. Made from durable chrome steel, it handles dynamic radial loads up to 26,300 lbf and static loads up to 39,900 lbf.

Its open design and steel cage ensure reliable performance, even in temperatures ranging from -30°C to 110°C. The cone width is 1″, with precise tolerances for smooth operation.

This model is interchangeable with Timken bearings, making it a practical choice for replacements. It suits applications like heavy machinery or vehicle axles where combined loads are common.

Compliant with RoHS and REACH standards, it offers a balance of strength and durability. The standard radial clearance can also be adjusted to C3, C4, or C5 for specific needs.

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Product Parameters

  • Part Number 27687
  • Brand TFL
  • Interchangeable Brand Timken
  • System of Measurement Inch
  • Type Cones
  • Bearing Part Number 27687-27620 , 27687-27620RB , 27687-27620-B
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Series 27600
  • Bore Dia 3.25"
  • Bore Dia Tolerance +0.001" to 0
  • Cone Width 1"
  • Cone Width Tolerance +0.003" to -0.01
  • Cone Backface ToClear Radius 0.14"
  • Cone Frontface Backing Diameter 3.5"
  • Cone Backface Backing Diameter 3.78"
  • Cage Cone Frontface Clearance 0.09"
  • Cage Cone Backface Clearance 0.05"
  • Effective Center Location 0.02"
  • Ring Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 26300 lbf
  • Static Radial Load 39900 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 6830 lbf
  • Dynamic Radial Rating(Two Row 1 Million Revolutions)(C1) 45900 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 4860 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions)(C90) 11900 lbf
  • Temperature Range -30° to 110 °C
  • ABEC Rating ABEC-1
  • Radial Clearance Standard (Available in C3/C4/C5)
  • RoHS Compliant
  • REACH Compliant

Features

Engineered for Reliability: 27687 Single Cones (Imperial)

27687 Single Cones (Imperial) are crafted from chrome steel, ensuring durability under combined loads.
The tapered roller design efficiently handles both radial and thrust forces, making it versatile for various applications.

With a dynamic radial load capacity of 26,300 lbf, 27687 Single Cones (Imperial) deliver consistent performance.
The steel cage maintains proper roller alignment, reducing wear and extending operational life.

27687 Single Cones (Imperial) operate smoothly within a temperature range of -30° to 110°C.
Its standard radial clearance options (C3/C4/C5) allow for flexibility in different operating conditions.

The open seal design simplifies maintenance while ensuring reliable performance.
27687 Single Cones (Imperial) are interchangeable with Timken bearings, offering convenient replacement options.

Application

Industrial Uses of 27687 Bearing
27687 Bearing is commonly used in heavy machinery, such as mining equipment and construction vehicles, where its tapered roller design handles combined loads effectively. The inch sizing makes it a good fit for older machinery still using imperial measurements.

What Makes 27687 Bearing a Preferred Choice?
In automotive applications, 27687 Bearing works well in wheel hubs and differential systems, thanks to its durable chrome steel construction. Its open design allows for easy lubrication, extending service life in demanding conditions.

Built for Heavy-Duty Use: 27687 Bearing
For industrial conveyors and gearboxes, 27687 Bearing offers reliable performance with its high dynamic load capacity. The steel cage ensures stability even under continuous operation.

Automotive vs Aerospace: Applications of 27687 Bearing
In automotive systems, 27687 Bearing supports axles and transmissions, while its precision makes it suitable for certain aerospace components. The ABEC-1 rating balances cost and performance for these applications.

Perfect Fit for Automation: 27687 Bearing
27687 Bearing is often found in automated assembly lines, where its tapered rollers provide smooth motion control. The standard radial clearance ensures consistent performance in repetitive tasks.

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