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27684A Single Cones (Imperial)
27684A Single Cones (Imperial)

27684A Single Cones (Imperial)

The 27684A is a single-row tapered roller bearing with a 3-inch bore, designed for combined loads. Made from durable chrome steel, it handles dynamic radial loads up to 24900 lbf and static loads up to 39900 lbf.

Its open design allows easy maintenance, while the steel cage ensures reliable performance. The bearing operates smoothly in temperatures ranging from -30°C to 110°C.

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

With standard radial clearance and ABEC-1 rating, it offers a balance of precision and durability. Compliant with RoHS and REACH standards for safe use.

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Product Parameters

  • Part Number 27684A
  • Brand TFL
  • Interchangeable Brand Timken
  • System of Measurement Inch
  • Type Cones
  • Bearing Part Number 27684A-27620 , 27684A-27620RB
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Series 27600
  • Bore Dia 3"
  • Bore Dia Tolerance +0.005" to 0
  • Cone Width 1"
  • Cone Width Tolerance +0.003" to -0.01
  • Cone Backface ToClear Radius 0.03"
  • Cone Frontface Backing Diameter 3.31"
  • Cone Backface Backing Diameter 3.35"
  • 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 24900 lbf
  • Static Radial Load 39900 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 6450 lbf
  • Dynamic Radial Rating(Two Row 1 Million Revolutions)(C1) 43300 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 4590 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions)(C90) 11200 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 Is 27684A Bearing Engineered for Reliability?

27684A Bearing features chrome steel rings and a steel cage, providing robust resistance to combined loads.
Its dynamic radial load capacity reaches 24,900 lbf, ensuring dependable performance in heavy-duty applications.

The tapered roller design of 27684A Bearing enhances load distribution, reducing wear and extending service life.
With a temperature range of -30° to 110°C, it performs reliably in various operating conditions.

27684A Bearing’s standard radial clearance allows for smooth operation and easy installation.
Its ABEC-1 rating ensures consistent precision, making it suitable for industrial applications.

Application

Industrial Uses of 27684A Bearing
27684A Bearing is commonly used in heavy machinery like conveyor systems and industrial gearboxes, where its tapered roller design handles combined loads efficiently.
The chrome steel construction ensures durability in demanding environments, making it a reliable choice for long-term use.

Where Is 27684A Bearing Used?
You’ll often find 27684A Bearing in automotive applications, particularly in wheel hubs and differential systems, where its high load capacity shines.
Its inch sizing makes it a perfect fit for machinery following imperial standards, especially in North American markets.

Built for Heavy-Duty Use: 27684A Bearing
27684A Bearing excels in construction equipment, such as excavators and cranes, thanks to its robust steel cage and tapered roller design.
The standard radial clearance option ensures smooth operation even under varying load conditions.

Automotive vs Aerospace: Applications of 27684A Bearing
In automotive settings, 27684A Bearing supports heavy loads in truck axles and transmissions, while its precision suits aerospace landing gear components.
The ABEC-1 rating balances performance and cost, making it versatile for both industries.

Key Fields for 27684A Bearing
27684A Bearing is ideal for agricultural machinery, like tractors and harvesters, where its resistance to dirt and debris matters.
The open seal design allows for easy maintenance, which is crucial in rugged farming conditions.

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