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Single Row Deep Groove Ball Bearings 321M

Single Row Deep Groove Ball Bearings 321M

The 321M is a single-row deep groove ball bearing with a 105mm bore and 225mm outer diameter, crafted from sturdy chrome steel. It handles radial loads up to 16800 lbf and suits moderate-speed applications.

Its open design allows for easy lubrication, while the chrome steel cage ensures durability. The bearing operates smoothly in temperatures ranging from -30°C to 120°C.

This model is interchangeable with SKF bearings, making it a practical choice for replacements. It’s well-suited for industrial machinery or equipment where radial loads are common.

Compliant with RoHS and REACH standards, it’s a reliable and safe option for various applications. The compact width of 49mm makes it easy to fit into tight spaces.

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Product Parameters

  • Part Number 321M
  • 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 | ISO P0
  • 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 -0.2mm to 0
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Chrome Steel
  • ROHS Compliant
  • REACH Compliant
  • Temperature Range -30°to 120 °C
  • Dynamic Radial Load 16800 lbf
  • Static Radial Load 16800 lbf
  • price（$） 243.162
Single Row Deep Groove Ball Bearings 321M dimension drawing
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Features

Performance Features of 321M Bearing

321M Bearing is built with chrome steel rings and balls, offering strong resistance to radial loads.
Its dynamic radial load capacity reaches 16800 lbf, making it suitable for demanding applications.
The single row deep groove design ensures smooth operation and efficient load distribution.
With a temperature range of -30° to 120°C, it performs reliably in various conditions.

Application

Industrial Uses of 321M Bearing
321M Bearing is commonly used in heavy machinery like conveyor systems and industrial fans, where its radial load capacity ensures reliable performance. The open design allows for easy lubrication, making it suitable for high-temperature environments.

What Makes 321M Bearing a Preferred Choice?
In automotive applications, 321M Bearing fits well in wheel hubs and transmission systems due to its durable chrome steel construction. Its metric sizing ensures compatibility with a variety of vehicle designs.

Perfect Fit for Automation: 321M Bearing
For robotic arms and automated production lines, 321M Bearing offers smooth operation and long service life. The single-row design provides stability under radial loads, essential for precision movements.

Medical vs Industrial: Where 321M Bearing Excels
While 321M Bearing is robust enough for industrial equipment, its precision also makes it suitable for medical devices like diagnostic machines. The chrome steel components ensure hygiene and durability in sterile environments.

Where to Use 321M Bearing
In household appliances like washing machines, 321M Bearing handles radial loads efficiently, ensuring quiet and smooth operation. Its ABEC 1 tolerance class strikes a balance between performance and affordability for everyday use.

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