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TS (Single Row Tapered Roller Bearings) (Imperial) 6380-6321

TS (Single Row Tapered Roller Bearings) (Imperial) 6380-6321

The 6380-6321 is a single-row tapered roller bearing with a 2.158″ bore and 5.1875″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 72300 lbf radially and 10400 lbf thrust, making it versatile for heavy-duty use.

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 industrial machinery or automotive applications where combined loads are common.

Weighing 8.3 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it’s a safe choice for various environments.

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Product Parameters

  • Part Number 6380-6321
  • Brand TFL
  • Interchangeable Timken
  • Size 2.158" x 5.1875" x 2.125"
  • Bore Dia 2.158"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 5.1875"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 2.205"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 1.75"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 2.125"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.03"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 2.76"
  • Cone Backface Backing Diameter 2.8"
  • Cup Frontface Backing Diameter 4.96"
  • Cup Backface Backing Diameter 4.53"
  • Cage Cone Frontface Clearance 0.05"
  • Cage Cone Backface Clearance 0.13"
  • Effective Center Location -0.76"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 6380
  • Cup Part Number 6321
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 6300
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 72300 lbf
  • Static Radial Load 90900 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 18700 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 10400 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 8.3 lb

Features

How Is 6380-6321 Bearing Engineered for Reliability?

6380-6321 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 72,300 lbf, ensuring dependable performance in tough conditions.
The steel cage maintains roller alignment, reducing friction and enhancing durability.
With a temperature range of -30° to 110°C, it performs reliably in various environments.

What Makes 6380-6321 Bearing Suitable for High-Temperature Applications?

6380-6321 Bearing operates efficiently in temperatures from -30° to 110°C, making it versatile for different settings.
The chrome steel construction ensures stability and strength under thermal stress.
Its open design allows for easy lubrication, maintaining smooth operation.
The standard radial clearance options provide flexibility for specific application needs.

Designed for Durability: 6380-6321 Bearing

6380-6321 Bearing features a single-row tapered roller design, optimised for combined load handling.
The chrome steel components resist wear, extending the bearing’s service life.
With a static radial load capacity of 90,900 lbf, it excels in heavy-duty applications.
Its ABEC-1 rating ensures consistent precision and performance.

Application

Industrial Uses of 6380-6321 Bearing
The 6380-6321 Bearing is commonly used in heavy machinery like construction equipment and agricultural gear, where its tapered roller design handles combined loads efficiently. Its chrome steel construction ensures durability even in tough working conditions.

Where Is 6380-6321 Bearing Used?
You’ll often find the 6380-6321 Bearing in automotive applications, such as truck wheel hubs, where its high radial and thrust load capacity keeps things running smoothly. The imperial sizing makes it a straightforward fit for many North American vehicles.

Built for Heavy-Duty Use: 6380-6321 Bearing
In industrial conveyor systems, the 6380-6321 Bearing’s open design allows for easy lubrication, extending its service life. The steel cage adds extra strength, making it reliable for continuous operation.

Automotive vs Aerospace: Applications of 6380-6321 Bearing
While the 6380-6321 Bearing excels in automotive wheel hubs, it’s also suitable for aerospace ground support equipment. Its ABEC-1 rating ensures consistent performance without over-engineering for less critical roles.

Perfect Fit for Automation: 6380-6321 Bearing
The 6380-6321 Bearing works well in automated assembly lines, where its tapered rollers manage both radial and axial loads effortlessly. The standard radial clearance option simplifies maintenance in high-use environments.

Q&A

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