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Super Precision Angular Contact Ball Bearings S7020 ACD/P4ADBC

Super Precision Angular Contact Ball Bearings S7020 ACD/P4ADBC

The S7020 ACD/P4ADBC is a super precision angular contact ball bearing with a 100mm bore and 150mm outer diameter, crafted from high-quality chrome steel. It handles radial loads up to 28575 lbf and operates smoothly at speeds up to 16250 RPM.

Its sealed design and phenolic cage ensure durability and low maintenance, while the 25° contact angle provides excellent load distribution. The bearing comes as a matched pair (DB arrangement) with moderate preload for enhanced stability.

Ideal for high-precision applications like machine tool spindles or robotics, it performs reliably in temperatures from -30°C to 110°C. Weighing 2.55kg, it offers a robust solution for demanding environments.

This model is interchangeable with SKF bearings and meets P4A tolerance standards for exceptional accuracy. The grease lubrication ensures smooth operation over extended periods.

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Product Parameters

  • Part Number S7020 ACD/P4ADBC
  • 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 25°
  • 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 Moderate / Class C
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 28575 lbf
  • Static Radial Load 36000 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 16250 rpm
  • Weight 2.55 kg
Super Precision Angular Contact Ball Bearings S7020 ACD/P4ADBC dimension drawing
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Features

Performance Features of S7020 ACD/P4ADBC Bearing

S7020 ACD/P4ADBC Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls ensure durability and resistance to wear under high dynamic radial loads of 28575 lbf.

The phenolic cage maintains ball alignment, reducing friction and enhancing smooth operation.
With a maximum speed of 16,250 rpm, it delivers reliable performance in high-speed scenarios.

S7020 ACD/P4ADBC Bearing operates efficiently within a temperature range of -30°C to 110°C.
Its sealed design and grease lubrication minimise maintenance needs, making it a practical choice.

The matched arrangement of two bearings provides balanced load handling and stability.
Precision tolerances (P4A) ensure consistent performance in demanding applications.

Application

Industrial Uses of S7020 ACD/P4ADBC Bearing
S7020 ACD/P4ADBC Bearing is commonly used in high-precision machine tools, where its 25° contact angle ensures accurate radial and axial load handling. The sealed design keeps contaminants out, extending service life in demanding environments.

In robotics, S7020 ACD/P4ADBC Bearing supports articulated arms, providing smooth motion and reliability. Its moderate preload and phenolic cage reduce friction, making it ideal for repetitive movements.

For aerospace applications, S7020 ACD/P4ADBC Bearing’s chrome steel construction handles high speeds and loads in components like landing gear systems. The P4A tolerance class guarantees consistent performance under strict operational standards.

What Makes S7020 ACD/P4ADBC Bearing a Preferred Choice?
S7020 ACD/P4ADBC Bearing excels in medical imaging equipment, where precision and quiet operation are essential. The matched bearing arrangement ensures balanced performance in critical diagnostic devices.

In automotive testing rigs, S7020 ACD/P4ADBC Bearing’s grease lubrication and high-speed capability provide reliable data collection. Its durability withstands continuous use in rigorous testing conditions.

Built for Heavy-Duty Use: S7020 ACD/P4ADBC Bearing
S7020 ACD/P4ADBC Bearing is a solid choice for industrial pumps, handling both radial and thrust loads with ease. The phenolic cage material resists wear, even in wet or corrosive environments.

For packaging machinery, S7020 ACD/P4ADBC Bearing’s high dynamic load rating ensures consistent performance at high speeds. Its sealed design also minimises maintenance downtime in dusty production areas.

Automotive vs Aerospace: Applications of S7020 ACD/P4ADBC Bearing
In automotive transmissions, S7020 ACD/P4ADBC Bearing supports smooth gear shifts with its angular contact design. The moderate preload reduces vibration, enhancing driver comfort.

For aerospace actuators, S7020 ACD/P4ADBC Bearing’s high-speed tolerance and precision make it indispensable. Its reliability ensures safe operation in critical flight control systems.

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