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9321 Single Cups (Imperial)

9321 Single Cups (Imperial)

The 9321 is a single cup tapered roller bearing with a 6.75-inch outer diameter and 1.25-inch width, made from sturdy chrome steel. It fits well with Timken models, making it a handy replacement option.

Its standard cup design ensures easy installation, while the chrome steel construction offers reliable durability. The bearing operates smoothly in temperatures from -30°C to 110°C.

With an ABEC-1 rating, it provides good precision for general industrial use. Compliant with RoHS and REACH standards, it’s safe for various applications.

Ideal for machinery requiring tapered roller bearings, such as gearboxes or heavy-duty equipment. Its interchangeable nature adds to its versatility.

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Product Parameters

  • Part Number 9321
  • Brand TFL
  • Interchangeable Timken
  • Size 5.79" x 6.75" x 1.25"
  • Outer Dia 6.75"
  • Outer Dia Tolerance +0.001" to 0
  • Cup Width 1.25"
  • Cup Width Tolerance +0.002" to -0.01
  • Cup Backface ToClear Radius 0.13"
  • Cup Frontface Backing Diameter 6.48"
  • Cup Backface Backing Diameter 5.79"
  • System of Measurement Inch
  • Roller Bearing Type Tapered
  • Type Cups
  • Bearing Part Number 9378-9321 , 9380-9321 , 9382-9321 , 9386H-9321 , 9380-9321-B , 9386H-9321-B
  • Cups Type Standard
  • Series 9300
  • Ring Material Chrome Steel
  • Temperature Range -30° to 110 °C
  • ABEC Rating ABEC-1
  • RoHS Compliant
  • REACH Compliant

Features

Performance Features of 9321 Single Cups

9321 Single Cups are made from durable chrome steel, offering reliable performance in various industrial applications.
Their tapered roller design ensures smooth operation and efficient load distribution.
With an outer diameter of 6.75 inches, they fit seamlessly into standard setups.
The temperature range of -30° to 110°C makes them suitable for diverse working conditions.

Application

Common Applications of 9321 Single Cups
9321 Single Cups are widely used in heavy machinery, particularly in construction equipment where tapered roller bearings handle radial and thrust loads efficiently. Their chrome steel construction ensures durability in tough working conditions.

In automotive applications, 9321 Single Cups are often found in wheel hubs and axle systems, providing reliable performance under constant stress. The inch sizing makes them compatible with many North American vehicle models.

For industrial gearboxes, 9321 Single Cups offer smooth operation and easy maintenance due to their standard design. The ABEC-1 rating ensures consistent performance for general precision needs.

Where Is 9321 Single Cups Used?
You’ll often spot 9321 Single Cups in agricultural machinery, where they support rotating shafts in tractors and harvesters. Their tapered design helps manage varying load directions with ease.

In mining equipment, 9321 Single Cups withstand harsh environments thanks to their robust chrome steel material. The temperature range also allows for use in both hot and cold conditions.

Built for Heavy-Duty Use: 9321 Single Cups
9321 Single Cups excel in conveyor systems, handling heavy loads without compromising performance. The standard series design makes them a versatile choice for many industrial setups.

Their compatibility with Timken bearings adds to their appeal, offering easy replacement options. The cup width tolerance ensures a snug fit in most applications.

Automotive vs Industrial: Applications of 9321 Single Cups
In automotive settings, 9321 Single Cups are ideal for wheel bearings, providing stability and longevity. The inch measurements align well with classic car restorations.

For industrial uses, these cups are common in pulp and paper machinery, where their tapered rollers manage high radial loads. The chrome steel rings resist wear even in abrasive environments.

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