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27690 Single Cones (Imperial)
27690 Single Cones (Imperial)

27690 Single Cones (Imperial)

The 27690 is a single-row tapered roller bearing with a 3.2813-inch bore, made from sturdy chrome steel. It handles combined loads with a dynamic radial capacity of 26300 lbf and operates smoothly in temperatures from -30°C to 110°C.

Its open design allows for easy maintenance, while the steel cage ensures durability. The bearing is interchangeable with Timken models, making it a practical choice for replacements.

With standard radial clearance and ABEC-1 precision, it’s suitable for industrial machinery or heavy-duty equipment. Compliant with RoHS and REACH standards, it’s a reliable option for various applications.

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Product Parameters

  • Part Number 27690
  • Brand TFL
  • Interchangeable Brand Timken
  • System of Measurement Inch
  • Type Cones
  • Bearing Part Number 27690-27620 , 27690-27620RB , 27690-27620-B
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Series 27600
  • Bore Dia 3.2813"
  • 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

Performance Features of 27690 Bearing

27690 Bearing is crafted from chrome steel, offering robust resistance to combined loads.
Its dynamic radial load capacity reaches 26,300 lbf, making it suitable for heavy-duty applications.

The tapered roller design ensures smooth operation and efficient load distribution.
With a temperature range of -30° to 110°C, it performs reliably in various environments.

27690 Bearing’s steel cage maintains roller alignment, reducing wear and extending lifespan.
Its standard radial clearance options provide flexibility for different operational needs.

Application

Industrial Uses of 27690 Bearing
27690 Bearing is commonly used in heavy machinery, such as construction equipment and mining tools, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability in tough working conditions.

Where Is 27690 Bearing Used?
You’ll often find 27690 Bearing in automotive axles and gearboxes, providing reliable performance under high radial and thrust loads. Its inch sizing makes it a good fit for American and British machinery standards.

Built for Heavy-Duty Use: 27690 Bearing
27690 Bearing excels in industrial fans and conveyor systems, thanks to its robust steel cage and standard radial clearance. The open seal design allows for easy lubrication, extending its service life.

Automotive vs Aerospace: Applications of 27690 Bearing
In automotive applications, 27690 Bearing supports wheel hubs and drivetrains, while in aerospace, it’s used in landing gear systems. Its ABEC-1 rating ensures consistent performance in both fields.

Essential Roles of 27690 Bearing
27690 Bearing is vital in agricultural machinery, like tractors and harvesters, where it withstands heavy loads and harsh environments. The tapered rollers distribute stress evenly, reducing wear over time.

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