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Super Precision Angular Contact Ball Bearings S7020 ACD/P4ATBTC

Super Precision Angular Contact Ball Bearings S7020 ACD/P4ATBTC

The S7020 ACD/P4ATBTC is a super precision angular contact ball bearing with a 100mm bore and 150mm outer diameter, crafted from durable chrome steel. It measures 100mm×150mm×72mm and comes in a matched set of three bearings arranged back-to-back.

This bearing handles dynamic radial loads up to 38700 lbf and spins smoothly at speeds up to 16250 RPM. Its 25° contact angle and moderate preload ensure stable performance under angular loads.

The sealed design keeps grease in and contaminants out, while the phenolic cage offers quiet operation. It works well in temperatures from -30°C to 110°C.

Ideal for high-precision applications like machine tool spindles or industrial gearboxes. Weighing 3.82kg, it’s robust yet manageable for its size. Compliant with P4A tolerance class for exceptional accuracy.

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Product Parameters

  • Part Number S7020 ACD/P4ATBTC
  • 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 72 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 3 bearings <>> TBT
  • Number Of Bearings In Matched Set 3
  • 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 38700 lbf
  • Static Radial Load 54000 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 16250 rpm
  • Weight 3.82 kg
Super Precision Angular Contact Ball Bearings S7020 ACD/P4ATBTC dimension drawing
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Features

How Does S7020 ACD/P4ATBTC Bearing Achieve Super Precision?

S7020 ACD/P4ATBTC Bearing features a 25° contact angle, optimised for high-precision angular contact applications.
The chrome steel rings and balls ensure durability, while the phenolic cage maintains alignment under load.

With a dynamic radial load capacity of 38,700 lbf, it handles demanding conditions with ease.
The sealed design and grease lubrication reduce maintenance needs, extending its service life.

S7020 ACD/P4ATBTC Bearing operates smoothly at speeds up to 16,250 rpm, balancing performance and reliability.
Its P4A tolerance class guarantees consistent precision in critical applications.

The matched set of three bearings (> TBT arrangement) ensures stable operation under moderate preload.
This design is ideal for applications requiring high accuracy and durability.

Application

Industrial Uses of S7020 ACD/P4ATBTC Bearing
The S7020 ACD/P4ATBTC 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.

Where Is S7020 ACD/P4ATBTC Bearing Used?
You’ll find the S7020 ACD/P4ATBTC Bearing in automotive transmission systems, where its moderate preload handles combined radial and axial loads efficiently. The phenolic cage reduces friction, making it ideal for high-speed gear shifts.

Built for Heavy-Duty Use: S7020 ACD/P4ATBTC Bearing
In robotics, the S7020 ACD/P4ATBTC Bearing’s matched set arrangement provides stability for articulated arms performing repetitive motions. Its chrome steel construction withstands continuous operation without compromising precision.

Medical vs Industrial: Where S7020 ACD/P4ATBTC Bearing Excels
While the S7020 ACD/P4ATBTC Bearing performs well in industrial pumps, it’s equally reliable in medical centrifuges due to its P4A tolerance class. The grease lubrication ensures smooth, quiet operation in both environments.

Perfect Fit for Automation: S7020 ACD/P4ATBTC Bearing
The S7020 ACD/P4ATBTC Bearing’s 25° contact angle makes it suitable for CNC machine slides requiring precise linear movement. Its temperature range allows consistent performance in climate-controlled production facilities.

Q&A

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