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Super Precision Angular Contact Ball Bearings S7019 ACD/P4A

Super Precision Angular Contact Ball Bearings S7019 ACD/P4A

The S7019 ACD/P4A is a super precision angular contact ball bearing with a 95mm bore and 145mm outer diameter, crafted from high-quality chrome steel. It handles radial loads up to 17122 lbf and operates smoothly at speeds up to 8000 RPM.

Its sealed design keeps lubrication in place, while the phenolic cage ensures quiet and efficient performance. The 25° contact angle provides excellent stability for angular loads.

This bearing is available with preload and matched arrangements, making it versatile for precision applications. Ideal for machine tools or high-speed spindles where accuracy is key.

Weighing 1.22kg, it’s robust yet manageable for its size. Compliant with P4 tolerance standards, it ensures reliable performance in temperatures from -30°C to 110°C.

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Product Parameters

  • Part Number S7019 ACD/P4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 95 mm
  • Bore Dia Tolerance -0.008mm to 0
  • Outer Dia 145 mm
  • Outer Dia Tolerance -0.009mm to 0
  • Width 24 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 15.875 mm
  • Ball Qty 21
  • Contact Angle 25°
  • Tolerance Class P4 (ABEC-7)
  • System of Measurement Metric
  • Seal Type Sealed
  • Matched Arrangement Available
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 17122 lbf
  • Static Radial Load 17212 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 8000 rpm
  • Weight 1.22 kg
  • Price（$） 1145.538
Super Precision Angular Contact Ball Bearings S7019 ACD/P4A dimension drawing
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Features

Performance Features of S7019 ACD/P4A Bearing

S7019 ACD/P4A Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls ensure durability, while the phenolic cage provides stability at high speeds.

The bearing’s P4 tolerance class guarantees precision, making it suitable for demanding tasks.
With a dynamic radial load capacity of 17122 lbf, it handles heavy loads reliably.

S7019 ACD/P4A Bearing operates smoothly at speeds up to 8,000 rpm, balancing performance and longevity.
Its sealed design and preload availability enhance reliability in various industrial applications.

Application

Common Applications of S7019 ACD/P4A Bearing
S7019 ACD/P4A Bearing is widely 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, S7019 ACD/P4A Bearing provides smooth motion control for articulated arms, thanks to its phenolic cage reducing friction. Its P4 tolerance class makes it suitable for applications requiring minimal vibration.

For aerospace components, S7019 ACD/P4A Bearing’s chrome steel construction withstands high speeds and loads. The matched arrangement option further enhances performance in critical systems like flight control mechanisms.

Automotive testing equipment benefits from S7019 ACD/P4A Bearing’s consistent performance under dynamic loads. Its lubricated design ensures reliability during prolonged use in diagnostic machinery.

In medical imaging devices, S7019 ACD/P4A Bearing offers quiet operation essential for sensitive environments. The precision engineering helps maintain alignment in rotating components like CT scanner gantries.

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