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TS (Single Row Tapered Roller Bearings) (Imperial) 683XA-674

TS (Single Row Tapered Roller Bearings) (Imperial) 683XA-674

The 683XA-674 is a single-row tapered roller bearing with a 3.75″ bore and 6.75″ 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 8.5 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it meets safety and environmental requirements.

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Product Parameters

  • Part Number 683XA-674
  • Brand TFL
  • Interchangeable Timken
  • Size 3.75" x 6.75" x 1.625"
  • Bore Dia 3.75"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 6.75"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.625"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 1.1875"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.625"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.2"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 4.88"
  • Cone Backface Backing Diameter 4.57"
  • Cup Frontface Backing Diameter 6.34"
  • Cup Backface Backing Diameter 5.91"
  • 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 683XA
  • Cup Part Number 674
  • 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 8.5 lb

Features

Performance Features of 683XA-674 Bearing

683XA-674 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 59,500 lbf, making it suitable for heavy-duty applications.
The steel cage ensures proper roller alignment, enhancing durability and reducing wear.
With a temperature range of -30° to 110°C, it performs reliably in various conditions.

How Is 683XA-674 Bearing Engineered for Reliability?

683XA-674 Bearing features precise cone and cup dimensions, ensuring smooth operation under combined loads.
The chrome steel construction provides excellent wear resistance, extending its service life.
Its standard radial clearance allows for flexibility in different applications.
The bearing requires lubrication to maintain optimal performance over time.

Built for Durability: 683XA-674 Bearing

683XA-674 Bearing’s single-row tapered roller design handles both radial and thrust loads effectively.
With a static radial load capacity of 86,700 lbf, it excels in demanding environments.
The steel cage maintains roller positioning, reducing friction and noise.
Its ABEC-1 rating ensures consistent performance for industrial applications.

Application

Industrial Uses of 683XA-674 Bearing
683XA-674 Bearing is commonly used in heavy machinery, such as construction equipment and mining gear, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability even in tough working conditions.

Where Is 683XA-674 Bearing Used?
You’ll often find 683XA-674 Bearing in agricultural machinery, supporting components like gearboxes and axles. Its inch sizing makes it a good fit for older equipment still using imperial measurements.

Built for Heavy-Duty Use: 683XA-674 Bearing
683XA-674 Bearing works well in industrial fans and pumps, thanks to its ability to manage both radial and thrust loads. The open design allows for easy lubrication, extending its service life.

Automotive vs Aerospace: Applications of 683XA-674 Bearing
In automotive applications, 683XA-674 Bearing is used in truck wheel hubs, providing reliable performance under heavy loads. For aerospace, it’s less common but can be found in some ground support equipment.

Essential Roles of 683XA-674 Bearing
683XA-674 Bearing is a solid choice for conveyor systems in factories, where its standard radial clearance ensures smooth operation. The steel cage adds extra strength, making it suitable for high-load scenarios.

Q&A

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