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Super Precision Angular Contact Ball Bearings S7020 CD/P4ADBB

Super Precision Angular Contact Ball Bearings S7020 CD/P4ADBB

The S7020 CD/P4ADBB is a super precision angular contact ball bearing, measuring 100mm by 150mm by 48mm. Made from chrome steel, it handles radial loads up to 30375 lbf and spins smoothly at speeds up to 10000 RPM.

Its sealed design keeps grease in and contaminants out, while the phenolic cage ensures quiet operation. The 15° contact angle and light preload make it ideal for high-precision applications.

This matched set of two bearings (DB arrangement) offers excellent stability under angular loads. Suitable for machine tools or spindle drives where accuracy is key.

Weighing 2.55kg, it operates in temperatures from -30°C to 110°C. Compliant with P4A tolerance standards for reliable performance.

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Product Parameters

  • Part Number S7020 CD/P4ADBB
  • 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 48 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 2 bearings <> DB
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing No
  • Preload Light / Class B
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 30375 lbf
  • Static Radial Load 38250 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 10000 rpm
  • Weight 2.55 kg
Super Precision Angular Contact Ball Bearings S7020 CD/P4ADBB dimension drawing
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Features

Performance Features of S7020 CD/P4ADBB Bearing

S7020 CD/P4ADBB Bearing is designed with a 15° contact angle, optimising load distribution for precision applications.
The sealed design protects against contaminants, ensuring consistent performance in various environments.

With a dynamic radial load capacity of 30375 lbf, it handles high-speed operations up to 10,000 rpm.
The phenolic cage maintains ball alignment, reducing friction and enhancing durability.

The matched arrangement of two bearings provides stability for angular contact loads.
Its chrome steel construction offers reliable strength and resistance to wear.

Light preload class B ensures smooth operation without excessive rigidity.
The grease lubrication simplifies maintenance while extending service intervals.

Operating between -30°C to 110°C, it performs well in diverse temperature conditions.
Precision P4A tolerance guarantees consistent accuracy for demanding applications.

Application

Industrial Uses of S7020 CD/P4ADBB Bearing
S7020 CD/P4ADBB Bearing is commonly 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 CD/P4ADBB Bearing provides smooth motion control for articulated arms, thanks to its light preload and matched arrangement. The phenolic cage reduces friction, making it ideal for repetitive, high-speed movements.

For aerospace applications, S7020 CD/P4ADBB Bearing handles radial and axial loads in aircraft components like landing gear systems. Its P4A tolerance class guarantees consistent performance under extreme operational stresses.

Where Is S7020 CD/P4ADBB Bearing Used?
You’ll find S7020 CD/P4ADBB Bearing in medical imaging devices, where its precision and low noise are critical for clear diagnostics. The grease lubrication ensures quiet operation, even during prolonged use.

In automotive testing equipment, S7020 CD/P4ADBB Bearing supports high-speed dynamometers, providing reliable data collection. Its chrome steel construction withstands the rigours of continuous operation without compromising accuracy.

Built for Heavy-Duty Use: S7020 CD/P4ADBB Bearing
S7020 CD/P4ADBB Bearing excels in industrial pumps, handling both radial and thrust loads with ease. The matched bearing set simplifies installation, reducing downtime during maintenance.

For CNC machining centres, S7020 CD/P4ADBB Bearing offers the rigidity needed for precise cutting operations. Its temperature stability ensures consistent performance even during extended production runs.

Automotive vs Aerospace: Applications of S7020 CD/P4ADBB Bearing
In automotive transmissions, S7020 CD/P4ADBB Bearing supports gear shafts, ensuring smooth power delivery. Its sealed design protects against debris, common in road vehicle environments.

For aerospace actuators, S7020 CD/P4ADBB Bearing provides the precision required for flight control systems. The light preload minimises drag, crucial for fuel efficiency in aircraft operations.

Q&A

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