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Super Precision Angular Contact Ball Bearings S7020 CD/P4AQBCB

Super Precision Angular Contact Ball Bearings S7020 CD/P4AQBCB

The S7020 CD/P4AQBCB is a super precision angular contact ball bearing with a 100mm bore and 150mm outer diameter, crafted from durable chrome steel. It handles radial loads up to 49725 lbf and operates smoothly at speeds up to 10000 RPM.

Its sealed design keeps lubrication in and contaminants out, while the phenolic cage ensures quiet, long-lasting performance. The 15° contact angle and light preload make it ideal for precise applications.

This set includes four matched bearings (QBC arrangement), offering balanced load distribution. Suitable for high-precision machinery like spindles or CNC equipment where accuracy is key.

Weighing 5.09kg, it’s robust yet manageable for its size. Works in temperatures from -30°C to 110°C, with grease lubrication for easy maintenance. Compliant with P4A tolerance class for reliable performance.

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Product Parameters

  • Part Number S7020 CD/P4AQBCB
  • 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 96 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 4 bearings <<>> QBC
  • Number Of Bearings In Matched Set 4
  • 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 49725 lbf
  • Static Radial Load 76500 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 10000 rpm
  • Weight 5.09 kg
Super Precision Angular Contact Ball Bearings S7020 CD/P4AQBCB dimension drawing
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Features

Performance Features of S7020 CD/P4AQBCB Bearing

S7020 CD/P4AQBCB Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.

The chrome steel rings and balls enhance durability, supporting dynamic radial loads up to 49,725 lbf.

Its phenolic cage ensures smooth operation, even at high speeds of 10,000 rpm.

With a sealed design and grease lubrication, it performs reliably in temperatures ranging from -30°C to 110°C.

Application

Ideal for Precision: S7020 CD/P4AQBCB Bearing
S7020 CD/P4AQBCB Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The sealed construction helps maintain performance in environments with dust or debris.

In robotics, S7020 CD/P4AQBCB Bearing supports articulated arms, providing smooth movement and long service life. The matched arrangement of four bearings enhances stability in dynamic applications.

For aerospace components, S7020 CD/P4AQBCB Bearing’s light preload and phenolic cage reduce vibration, crucial for avionics systems. Its grease lubrication ensures reliable operation across a wide temperature range.

In medical imaging devices, S7020 CD/P4AQBCB Bearing’s P4A tolerance class delivers the precision needed for clear scans. The chrome steel construction also resists wear in high-use scenarios.

Automotive testing equipment benefits from S7020 CD/P4AQBCB Bearing’s ability to handle both radial and angular loads. The metric sizing makes it compatible with a variety of European and Asian machinery.

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