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2688 Single Cones (Imperial)
2688 Single Cones (Imperial)

2688 Single Cones (Imperial)

The 2688 single cones are imperial-sized tapered roller bearings with a 1.0625″ bore, designed for combined loads. Made from durable chrome steel, they handle dynamic radial loads up to 17200 lbf and static loads up to 18400 lbf.

Their open design and steel cage ensure smooth operation, even at temperatures from -30°C to 110°C. The bearings are interchangeable with Timken models, making replacements straightforward.

With standard radial clearance (C3/C4/C5 options available), they suit various industrial applications. Ideal for heavy-duty machinery or automotive systems where reliability is key.

Compliant with RoHS and REACH standards, these cones offer a balance of strength and ease of maintenance. Their ABEC-1 rating ensures consistent performance in demanding conditions.

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Product Parameters

  • Part Number 2688
  • Brand TFL
  • Interchangeable Brand Timken
  • System of Measurement Inch
  • Type Cones
  • Bearing Part Number 2688-2620 , 2688-2630 , 2688-2631 , 2688-2631-B
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Series 2600
  • Bore Dia 1.0625"
  • Bore Dia Tolerance +0.005" to 0
  • Cone Width 1.0013"
  • Cone Width Tolerance +0.003" to -0.01
  • Cone Backface ToClear Radius 0.06"
  • Cone Frontface Backing Diameter 1.3"
  • Cone Backface Backing Diameter 1.38"
  • Cage Cone Frontface Clearance 0.06"
  • Cage Cone Backface Clearance 0.01"
  • Effective Center Location -0.37"
  • Ring Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 17200 lbf
  • Static Radial Load 18400 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 4470 lbf
  • Dynamic Radial Rating(Two Row 1 Million Revolutions)(C1) 30000 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 1940 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions)(C90) 7780 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 2688 Bearing Handle Combined Loads?

2688 Bearing is built with chrome steel rings and a steel cage, offering strong resistance to both radial and thrust loads.
Its dynamic radial load capacity reaches 17,200 lbf, ensuring reliable performance in demanding conditions.
The tapered roller design provides smooth operation, even under heavy combined loads.
With a temperature range of -30° to 110°C, it performs well in various environments.

Why Choose 2688 Bearing for Precision Tasks?

2688 Bearing features a single-row construction with standard radial clearance, suitable for precision applications.
The chrome steel material enhances durability, while the steel cage maintains roller alignment.
Its dynamic thrust rating of 1,940 lbf ensures stable performance under varying loads.
The ABEC-1 rating confirms its precision engineering for consistent operation.

Built for Reliability: 2688 Bearing

2688 Bearing’s tapered roller design ensures efficient load distribution, reducing wear over time.
The chrome steel construction resists corrosion, extending the bearing’s service life.
With a static radial load capacity of 18,400 lbf, it handles heavy-duty applications with ease.
Its open seal type allows for easy inspection and maintenance when needed.

Steel vs Ceramic Bearings: Strengths of 2688 Bearing

2688 Bearing uses chrome steel for its rings and rollers, providing excellent strength and durability.
The steel cage ensures proper roller alignment, enhancing performance under combined loads.
Its dynamic radial rating of 30,000 lbf for two-row configurations highlights its robust design.
The standard radial clearance option makes it versatile for various industrial uses.

Application

Industrial Uses of 2688 Bearing
2688 Bearing is commonly used in heavy machinery, such as construction equipment and agricultural gear, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability in tough working conditions.

Where Is 2688 Bearing Used?
In automotive applications, 2688 Bearing supports wheel hubs and differential systems, providing reliable performance under varying loads. Its inch sizing makes it compatible with many North American vehicle models.

Built for Heavy-Duty Use: 2688 Bearing
For industrial conveyor systems, 2688 Bearing’s open design allows for easy lubrication and maintenance, extending service life. The steel cage adds strength, making it suitable for high-load scenarios.

Automotive vs Aerospace: Applications of 2688 Bearing
While 2688 Bearing is popular in truck axles and heavy vehicles, its precision also suits aerospace landing gear components. The ABEC-1 rating ensures consistent performance in both fields.

Perfect Fit for Automation: 2688 Bearing
In automated production lines, 2688 Bearing’s tapered rollers provide smooth motion for robotic arms and assembly systems. The standard radial clearance offers flexibility for different speed requirements.

Q&A

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