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Super Precision Angular Contact Ball Bearings S7020 CDGB/P4A

Super Precision Angular Contact Ball Bearings S7020 CDGB/P4A

The S7020 CDGB/P4A is a super precision angular contact ball bearing with a 100mm bore and 150mm outer diameter, crafted from high-quality chrome steel. It features a 15° contact angle and comes sealed for protection, with a phenolic cage for durability.

This bearing handles radial loads up to 18720 lbf and operates smoothly at speeds up to 10000 RPM. Its light preload (Class B) ensures precise performance, making it suitable for high-accuracy applications.

The sealed design keeps lubrication in and contaminants out, while the P4A tolerance class guarantees tight precision. It works in temperatures from -30°C to 110°C and is compatible with SKF bearings for easy replacement.

Ideal for machine tools or high-speed spindles, this bearing can be arranged back-to-back, face-to-face, or tandem. Weighing 1.27kg, it’s robust yet manageable for its size. Universal matching allows flexible use in various setups.

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Product Parameters

  • Part Number S7020 CDGB/P4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 100 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 150 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 24 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 15.875 mm
  • Ball Qty 22
  • Contact Angle 15°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Sealed
  • Matched Arrangement No
  • Number Of Bearings In Matched Set 3
  • 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 18720 lbf
  • Static Radial Load 19125 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 10000 rpm
  • Weight 1.27 kg
Super Precision Angular Contact Ball Bearings S7020 CDGB/P4A dimension drawing
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Features

Performance Features of S7020 CDGB/P4A Bearing

S7020 CDGB/P4A Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls ensure durability and resistance to wear under high radial loads.

The phenolic cage in S7020 CDGB/P4A Bearing enhances stability and reduces friction during high-speed operation.
With a maximum speed of 10,000 rpm, it delivers reliable performance in precision tasks.

S7020 CDGB/P4A Bearing operates efficiently in temperatures ranging from -30°C to 110°C.
Its sealed design and grease lubrication minimise maintenance needs, ensuring long service life.

The P4A tolerance class of S7020 CDGB/P4A Bearing guarantees precision and consistency in demanding applications.
Its dynamic radial load capacity of 18,720 lbf makes it suitable for heavy-duty use.

Application

Common Applications of S7020 CDGB/P4A Bearing
S7020 CDGB/P4A Bearing is widely used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The sealed construction keeps contaminants out, extending service life in demanding workshop conditions.

In robotics, S7020 CDGB/P4A Bearing provides smooth motion control for articulated arms, thanks to its light preload and phenolic cage. The 15° contact angle balances radial and axial loads effectively in dynamic applications.

For medical imaging systems like CT scanners, S7020 CDGB/P4A Bearing’s P4A tolerance class delivers the quiet operation needed for sensitive environments. Its chrome steel components maintain dimensional stability during prolonged use.

The bearing’s universal matching capability makes it versatile for aerospace applications, where tandem or back-to-back arrangements are common. Grease lubrication ensures reliable performance across the -30°C to 110°C temperature range.

In semiconductor manufacturing equipment, S7020 CDGB/P4A Bearing’s high-speed capability (up to 10,000 rpm) supports precise wafer handling processes. The 22-ball design distributes loads evenly for consistent operation.

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