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TS (Single Row Tapered Roller Bearings) (Imperial) 67389-67320

TS (Single Row Tapered Roller Bearings) (Imperial) 67389-67320

The 67389-67320 is a single-row tapered roller bearing with a 5.125″ bore and 8″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 82600 lbf radial and 12600 lbf thrust, making it a robust choice for heavy-duty applications.

Its open design allows for easy lubrication, while the steel cage ensures durability under high stress. 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 use in industrial machinery, gearboxes, or heavy equipment where combined loads are common.

Weighing 11.9 lb, it’s built to last with standard radial clearance and ABEC-1 precision. Compliant with RoHS and REACH standards for safe and eco-friendly use.

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Product Parameters

  • Part Number 67389-67320
  • Brand TFL
  • Interchangeable Timken
  • Size 5.125" x 8" x 1.8125"
  • Bore Dia 5.125"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 8"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.8125"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 1.5"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.8125"
  • Width Tolerance +0.014" to -0.01"
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 6.5"
  • Cone Backface Backing Diameter 5.79"
  • Cup Frontface Backing Diameter 7.59"
  • Cup Backface Backing Diameter 7.20"
  • Cage Cone Frontface Clearance 0.09"
  • Cage Cone Backface Clearance 0.13"
  • Effective Center Location -0.25"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 67389
  • Cup Part Number 67320
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 67300
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 82600 lbf
  • Static Radial Load 141000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 21400 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 12600 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 11.9 lb

Features

How Is 67389-67320 Bearing Engineered for Reliability?

67389-67320 Bearing features chrome steel rings and rollers, ensuring strong resistance to combined loads.
Its dynamic radial load capacity reaches 82,600 lbf, making it suitable for 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 reliably in various environments.

What Makes 67389-67320 Bearing Suitable for High-Temperature Applications?

67389-67320 Bearing is built to withstand temperatures from -30° to 110°C without losing performance.
The chrome steel construction ensures durability and resistance to thermal expansion.
Its open design allows for effective lubrication, reducing heat buildup during operation.
This makes it ideal for applications where temperature fluctuations are common.

Designed for Durability: 67389-67320 Bearing

67389-67320 Bearing’s single-row tapered roller design provides excellent load distribution.
The chrome steel rollers and rings enhance wear resistance, ensuring long service life.
Its standard radial clearance options (C3/C4/C5) allow for flexibility in different applications.
With a static radial load capacity of 141,000 lbf, it handles demanding conditions with ease.

Steel vs Ceramic Bearings: Strengths of 67389-67320 Bearing

67389-67320 Bearing uses chrome steel for both rollers and rings, offering high strength and durability.
This material choice ensures reliable performance under heavy combined loads.
The steel cage further enhances stability, keeping rollers aligned during operation.
Its ABEC-1 rating guarantees consistent precision in various industrial applications.

Application

Industrial Uses of 67389-67320 Bearing
The 67389-67320 Bearing is commonly used in heavy machinery like construction equipment and mining rigs, where its tapered roller design handles combined radial and thrust loads efficiently. Its chrome steel construction ensures durability even in demanding environments.

In automotive applications, 67389-67320 Bearing fits well in truck wheel hubs and differential systems, providing reliable performance under heavy loads. The inch sizing makes it a preferred choice for North American vehicle manufacturers.

For industrial conveyor systems, 67389-67320 Bearing’s open design allows for easy lubrication, extending its service life in continuous operation. The steel cage adds extra strength, making it suitable for high-load scenarios.

Where Is 67389-67320 Bearing Used?
You’ll often find 67389-67320 Bearing in agricultural machinery, such as tractors and harvesters, where its robust design handles rough terrain and heavy loads. The standard radial clearance ensures smooth operation in varying conditions.

In railway applications, 67389-67320 Bearing supports axle boxes, offering stability and reducing wear over long distances. Its ABEC-1 rating provides a balance of precision and cost-effectiveness for these uses.

Built for Heavy-Duty Use: 67389-67320 Bearing
The 67389-67320 Bearing excels in wind turbine gearboxes, where its tapered rollers manage high radial and axial forces. The chrome steel rollers and rings resist wear, even in harsh weather conditions.

For oil and gas equipment, 67389-67320 Bearing’s temperature range (-30° to 110°C) makes it reliable in extreme environments. Its dynamic load capacity ensures consistent performance in pumps and compressors.

Automotive vs Aerospace: Applications of 67389-67320 Bearing
In automotive settings, 67389-67320 Bearing is ideal for heavy-duty trucks and buses, thanks to its high static radial load capacity. The inch measurements align with standard US vehicle specifications.

While not typically used in aerospace, 67389-67320 Bearing finds its place in ground support equipment, where durability and load handling are key. Its steel cage and chrome steel components provide the necessary reliability.

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