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TS (Single Row Tapered Roller Bearings) (Imperial) 685-672A

TS (Single Row Tapered Roller Bearings) (Imperial) 685-672A

The 685-672A is a single-row tapered roller bearing with a 3.875″ bore and 6.625″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 59500 lbf radially and 12400 lbf thrust, making it versatile for various applications.

Its open design allows for easy lubrication, while the steel cage ensures durability under heavy use. The bearing operates smoothly in temperatures ranging from -30°C to 110°C.

This model is interchangeable with Timken bearings, offering a reliable replacement option. Ideal for industrial machinery or automotive systems where combined loads are common.

Weighing 8.000 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards for safe and eco-friendly use.

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Product Parameters

  • Part Number 685-672A
  • Brand TFL
  • Interchangeable Timken
  • Size 3.875" x 6.625" x 1.625"
  • Bore Dia 3.875"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 6.625"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.625"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 1.375"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.625"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 4.95"
  • Cone Backface Backing Diameter 4.57"
  • Cup Frontface Backing Diameter 6.34"
  • Cup Backface Backing Diameter 5.87"
  • Cage Cone Frontface Clearance 0.12"
  • Cage Cone Backface Clearance 0.17"
  • Effective Center Location -0.11"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 685
  • Cup Part Number 672A
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 675
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 59500 lbf
  • Static Radial Load 86700 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 15400 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 12400 lbf
  • Lubrication Required
  • Temperature Range -30° to 110 °C
  • ABEC Rating ABEC-1
  • Radial Clearance Standard (Available in C3/C4/C5)
  • RoHS Compliant
  • REACH Compliant
  • Weight 8.000 lb

Features

Performance Features of 685-672A Bearing

685-672A Bearing is constructed with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 59,500 lbf, ensuring reliable performance in heavy-duty applications.
The steel cage maintains roller alignment, reducing friction and extending operational life.
With a temperature range of -30° to 110°C, it performs well in various environments.

How Is 685-672A Bearing Engineered for Reliability?

685-672A Bearing features precise cone and cup dimensions, ensuring smooth operation under combined loads.
The tapered roller design distributes stress evenly, enhancing durability and reducing wear.
Its standard radial clearance allows for flexibility in different applications.
The bearing requires regular lubrication to maintain optimal performance over time.

Built for Durability: 685-672A Bearing

685-672A Bearing’s chrome steel construction provides excellent resistance to wear and fatigue.
With a static radial load capacity of 86,700 lbf, it handles demanding conditions with ease.
The open design simplifies maintenance and inspection, ensuring long-term reliability.
Its ABEC-1 rating guarantees consistent performance in industrial applications.

Application

Industrial Uses of 685-672A Bearing
The 685-672A Bearing is commonly used in heavy machinery, such as construction equipment and mining tools, where its tapered roller design handles combined loads effectively. Its chrome steel construction ensures durability even in demanding environments.

In automotive applications, 685-672A Bearing fits well in truck wheel hubs and differential systems, providing reliable performance under high radial and thrust loads. The imperial sizing makes it a convenient choice for North American vehicle models.

For industrial conveyor systems, 685-672A Bearing’s open design allows for easy lubrication, extending service life in continuous operation. The steel cage adds stability, making it suitable for high-speed applications.

Where Is 685-672A Bearing Used?
You’ll often find 685-672A Bearing in agricultural machinery, like tractors and harvesters, where its robust design handles uneven loads. The tapered rollers ensure smooth rotation even in dusty conditions.

In manufacturing plants, 685-672A Bearing supports gearboxes and pulleys, offering consistent performance. Its standard radial clearance makes it adaptable to various industrial settings.

Built for Heavy-Duty Use: 685-672A Bearing
The 685-672A Bearing excels in forestry equipment, such as log splitters, thanks to its high static radial load capacity. Its chrome steel rollers resist wear, even under constant stress.

For railway applications, 685-672A Bearing is used in axle boxes, where its tapered design manages both radial and axial forces. The steel cage ensures reliable operation over long distances.

Automotive vs Aerospace: Applications of 685-672A Bearing
In automotive systems, 685-672A Bearing is ideal for heavy-duty trucks, handling large loads with ease. Its imperial measurements align with standard North American components.

For aerospace ground equipment, 685-672A Bearing supports maintenance tools and loading systems. The ABEC-1 rating ensures sufficient precision for these applications.

Q&A

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