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Single Row Deep Groove Ball Bearings 6221

Single Row Deep Groove Ball Bearings 6221

The 6221 is a single-row deep groove ball bearing with a 105mm bore and 190mm outer diameter, crafted from sturdy chrome steel for lasting performance. It handles radial loads up to 299 lbf and operates smoothly at speeds up to 3500 RPM.

Its open design simplifies lubrication, while the stainless steel cage ensures durability under regular use. The bearing functions reliably in temperatures ranging from -30°C to 110°C.

This model is interchangeable with SKF bearings, offering a cost-effective alternative for replacements. Perfect for machinery like pumps or electric motors where radial load support is key.

Weighing 3730g, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards for safe and eco-friendly use.

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Product Parameters

  • Part Number 6221
  • 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 190 mm
  • Outer Dia Tolerance -0.03mm to 0
  • Width 36 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 299 lbf
  • Static Radial Load 23605 lbf
  • Max Speed 3500 rpm
  • Weight 3730 g
  • price（$） 53.901
Single Row Deep Groove Ball Bearings 6221 dimension drawing
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Features

Performance Features of 6221 Bearing

6221 Bearing is built with chrome steel rings and balls, offering strong radial load capacity up to 23605 lbf.
Its stainless steel cage ensures smooth operation, reducing friction and wear over time.

The open design allows for easy lubrication, maintaining performance in various conditions.
With a maximum speed of 3,500 rpm, it balances efficiency and durability for industrial use.

Operating between -30° to 110 °C, 6221 Bearing performs reliably in diverse environments.
Its ABEC-1 tolerance class ensures consistent precision for standard applications.

Application

Industrial Uses of 6221 Bearing
6221 Bearing is commonly used in industrial machinery like pumps and compressors, where its radial load capacity ensures smooth operation. The open design allows for easy lubrication, extending its service life in demanding conditions.

Where Is 6221 Bearing Used?
In automotive applications, 6221 Bearing fits well in wheel hubs and transmissions, providing reliable performance under radial loads. Its metric sizing makes it a versatile choice for various vehicle models.

Built for Heavy-Duty Use: 6221 Bearing
For automation systems, 6221 Bearing supports robotic arms and conveyor belts, where its chrome steel construction offers durability. The stainless steel cage adds resistance to wear in high-speed scenarios.

Medical vs Industrial: Where 6221 Bearing Excels
In medical devices like centrifuges, 6221 Bearing delivers consistent performance due to its precise tolerances. Meanwhile, in industrial settings, it handles heavy loads in equipment like gearboxes.

Practical Applications of 6221 Bearing
For household appliances like washing machines, 6221 Bearing ensures quiet and efficient operation. Its balanced design reduces vibration, making it ideal for long-term use.

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