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Super Precision Angular Contact Ball Bearings S7011 ACD/P4ADBC

Super Precision Angular Contact Ball Bearings S7011 ACD/P4ADBC

The S7011 ACD/P4ADBC is a super precision angular contact ball bearing with a 55mm bore and 90mm outer diameter, designed for high-performance applications. It features a 25° contact angle and comes in a matched pair for balanced load distribution.

Made from durable chrome steel with a phenolic cage, it handles radial loads up to 13612 lbf and spins smoothly at speeds up to 34000 RPM. The sealed design keeps grease in and contaminants out for long-lasting performance.

Its moderate preload (Class C) ensures stable operation under angular loads, ideal for machine tools or high-speed spindles. The P4A tolerance class guarantees precise alignment and minimal vibration.

Weighing 0.76kg, this bearing pair operates in temperatures from -30°C to 110°C. It’s interchangeable with SKF bearings, making replacements straightforward for maintenance teams.

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Product Parameters

  • Part Number S7011 ACD/P4ADBC
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 55 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 90 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 36 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 11.112 mm
  • Ball Qty 18
  • 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 13612 lbf
  • Static Radial Load 13950 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 34000 rpm
  • Weight 0.76 kg
Super Precision Angular Contact Ball Bearings S7011 ACD/P4ADBC dimension drawing
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Features

Performance Features of S7011 ACD/P4ADBC Bearing

S7011 ACD/P4ADBC Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.

The chrome steel rings and balls ensure durability, while the phenolic cage reduces friction and noise.

With a dynamic radial load capacity of 13612 lbf, it handles demanding conditions efficiently.

Its sealed design and grease lubrication make it suitable for high-speed operations up to 34,000 rpm.

Application

Industrial Uses of S7011 ACD/P4ADBC Bearing
S7011 ACD/P4ADBC Bearing is commonly used in high-precision machine tools, where its angular contact design handles both radial and axial loads efficiently. The sealed construction keeps contaminants out, ensuring long service life in demanding environments.

In automotive applications, S7011 ACD/P4ADBC Bearing supports high-speed components like electric motor shafts, thanks to its moderate preload and grease lubrication. The matched arrangement (DB) provides stability under varying loads.

For medical imaging devices, S7011 ACD/P4ADBC Bearing’s phenolic cage reduces friction, making it ideal for smooth, quiet operation. Its P4A tolerance class ensures the precision needed for sensitive equipment.

Perfect Fit for Automation: S7011 ACD/P4ADBC Bearing
S7011 ACD/P4ADBC Bearing works well in robotic arms, where its 25° contact angle offers balanced load distribution. The chrome steel construction adds durability for continuous operation.

In 3D printers, S7011 ACD/P4ADBC Bearing’s high-speed capability (up to 34,000 rpm) ensures accurate layer deposition. The sealed design also prevents dust buildup, maintaining print quality over time.

Q&A

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