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Single Row Deep Groove Ball Bearings 6321

Single Row Deep Groove Ball Bearings 6321

The 6321 is a single-row deep groove ball bearing with a 105mm bore and 225mm outer diameter, crafted from sturdy chrome steel. It manages radial loads up to 41365 lbf and operates smoothly at speeds up to 2600 RPM.

Its open design simplifies lubrication, while the stainless steel cage enhances durability. The bearing performs reliably in temperatures ranging from -30°C to 110°C.

This model is interchangeable with SKF bearings, offering a practical replacement option. Suitable for radial load applications like electric motors or industrial pumps.

Weighing 8090g, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards for safe usage.

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Product Parameters

  • Part Number 6321
  • Brand TFL
  • Interchangeable SKF
  • System of Measurement Metric
  • For Load Direction Radial
  • Construction Single Row
  • Bearing Type Ball
  • Seal Type Open
  • Tolerance Class ABEC-1
  • Radial Clearance Trade No CN
  • Bore Dia 105 mm
  • Bore Dia Tolerance -0.02mm to 0
  • Outer Dia 225 mm
  • Outer Dia Tolerance -0.03mm to 0
  • Width 49 mm
  • Width Tolerance -0.200mm to 0
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Stainless Steel
  • Lubrication Required
  • REACH Compliant
  • Temperature Range -30° to 110 °C
  • Dynamic Radial Load 41365 lbf
  • Static Radial Load 34396 lbf
  • Max Speed 2600 rpm
  • Weight 8090 g
  • price（$） 111.654
Single Row Deep Groove Ball Bearings 6321 dimension drawing
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Features

Performance Features of 6321 Bearing

6321 Bearing is crafted with chrome steel rings and balls, offering strong resistance to radial loads.
Its dynamic radial load capacity reaches 41365 lbf, ensuring reliable performance in various applications.

The stainless steel cage maintains ball alignment, reducing friction and wear.
With a maximum speed of 2,600 rpm, it provides a balance of durability and efficiency.

6321 Bearing operates effectively in temperatures ranging from -30° to 110°C.
Its open design simplifies maintenance and lubrication, enhancing long-term usability.

The ABEC-1 tolerance class ensures consistent performance for standard applications.
Weighing 8090 g, it is robust yet manageable for its size.

Application

Industrial Uses of 6321 Bearing
The 6321 Bearing is commonly used in heavy machinery like pumps and compressors, where its deep groove design handles radial loads efficiently. Its open seal allows for easy lubrication, extending service life in demanding conditions.

What Makes 6321 Bearing a Preferred Choice?
With its chrome steel construction, 6321 Bearing offers reliable performance in automotive applications such as wheel hubs and transmissions. The ABEC-1 tolerance ensures smooth operation without excessive vibration.

Perfect Fit for Automation: 6321 Bearing
In robotic arms and conveyor systems, 6321 Bearing provides stable rotation under moderate speeds. Its stainless steel cage resists corrosion, making it suitable for humid or washdown environments.

Medical vs Industrial: Where 6321 Bearing Excels
While 6321 Bearing can support medical imaging devices, it truly shines in industrial gearboxes due to its high static radial load capacity. The metric sizing simplifies replacements in European equipment.

Where Is 6321 Bearing Used?
You’ll find 6321 Bearing in agricultural equipment like harvesters, where its durability withstands dusty conditions. The 105mm bore accommodates larger shafts commonly used in farm machinery.

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