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Super Precision Angular Contact Ball Bearings 7220 ACD/P4ADGB

Super Precision Angular Contact Ball Bearings 7220 ACD/P4ADGB

The 7220 ACD/P4ADGB is a super precision angular contact ball bearing with a 100mm bore and 180mm outer diameter, crafted from high-quality chrome steel. It handles radial loads up to 54450 lbf and operates smoothly at speeds up to 16000 RPM.

Its 25° contact angle and universal matching design allow flexible arrangements like back-to-back or face-to-face, ideal for complex setups. The phenolic cage ensures durability and reduces friction during high-speed rotations.

This bearing comes preloaded for light use, offering stability in demanding applications. It performs reliably in temperatures from -30°C to 110°C, making it suitable for machine tools or spindle drives.

Weighing 6.48kg, it’s a robust choice for precision engineering. Compliant with P4A tolerance standards, it’s interchangeable with SKF bearings for easy replacements. Perfect for applications requiring tight tolerances and smooth operation.

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Product Parameters

  • Part Number 7220 ACD/P4ADGB
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 100 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 180 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 68 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 25.4 mm
  • Ball Qty 15
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement Universal matching
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing Yes, back-to-back (<>), face-to-face (><) or tandem (>>)
  • Preload Light / Class B
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 54450 lbf
  • Static Radial Load 58500 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 16000 rpm
  • Weight 6.48 kg
Super Precision Angular Contact Ball Bearings 7220 ACD/P4ADGB dimension drawing
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Features

Performance Features of 7220 ACD/P4ADGB Bearing

7220 ACD/P4ADGB Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.

Its chrome steel rings and balls provide strong resistance to dynamic radial loads up to 54450 lbf.

The phenolic cage ensures smooth operation at high speeds, reaching up to 16,000 rpm.

With universal matching capability, it supports various configurations like back-to-back or face-to-face arrangements.

Application

Industrial Uses of 7220 ACD/P4ADGB Bearing
7220 ACD/P4ADGB Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The universal matching feature allows for flexible arrangements, making it suitable for complex setups.

In automotive applications, 7220 ACD/P4ADGB Bearing supports high-speed components like turbochargers and gearboxes. Its light preload and phenolic cage contribute to smooth performance under demanding conditions.

For medical imaging devices, 7220 ACD/P4ADGB Bearing’s P4A tolerance class provides the precision needed for consistent operation. The chrome steel construction also ensures durability in sterile environments.

Automation systems benefit from 7220 ACD/P4ADGB Bearing’s ability to handle both radial and axial loads in robotic arms. The lubricated design reduces maintenance needs, ideal for continuous operation.

In consumer electronics, 7220 ACD/P4ADGB Bearing can be found in high-end printers, where its quiet operation and reliability are valued. The metric sizing ensures compatibility with various international models.

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