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Super Precision Angular Contact Ball Bearings S7019 CB/HCP4A

Super Precision Angular Contact Ball Bearings S7019 CB/HCP4A

The S7019 CB/HCP4A is a super precision angular contact ball bearing with a 95mm bore and 145mm outer diameter, crafted from durable chrome steel and ceramic balls. It handles radial loads up to 6660 lbf and reaches speeds of 14,000 RPM, making it suitable for high-performance applications.

Its sealed design keeps lubrication in and contaminants out, while the phenolic cage ensures smooth operation. The 15° contact angle and P4 tolerance class provide excellent precision and stability.

This bearing is ideal for machine tools or spindle systems where accuracy and speed are crucial. It’s interchangeable with SKF models, offering a reliable replacement option.

Weighing 1.23kg, it’s robust yet manageable for its size. Compliant with standard temperature ranges from -30°C to 110°C, it’s a versatile choice for demanding environments.

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Product Parameters

  • Part Number S7019 CB/HCP4A
  • 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 10.319 mm
  • Ball Qty 26
  • Contact Angle 15°
  • 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 Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 6660 lbf
  • Static Radial Load 5850 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 14000 rpm
  • Weight 1.23 kg
  • Price（$） 1145.646
Super Precision Angular Contact Ball Bearings S7019 CB/HCP4A dimension drawing
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Features

Performance Features of S7019 CB/HCP4A Bearing

S7019 CB/HCP4A Bearing is designed with a 15° contact angle, optimised for angular contact loads.
Its chrome steel rings and ceramic balls provide a balance of strength and smooth operation.

The phenolic cage ensures stability, even at high speeds up to 14,000 rpm.
With a dynamic radial load capacity of 6660 lbf, it handles demanding applications reliably.

S7019 CB/HCP4A Bearing operates efficiently in temperatures ranging from -30° to 110°C.
Its sealed design and preload availability enhance performance in precision tasks.

Application

Common Applications of S7019 CB/HCP4A Bearing
S7019 CB/HCP4A Bearing is widely used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The ceramic balls reduce friction, making it suitable for high-speed operations.

In robotics, S7019 CB/HCP4A Bearing provides smooth movement in articulated arms, thanks to its phenolic cage and sealed design. This helps maintain performance in automated production lines.

For aerospace applications, S7019 CB/HCP4A Bearing handles both radial and axial loads in aircraft components. Its P4 tolerance class ensures reliability in demanding conditions.

The bearing also fits well in medical imaging devices, where precision and low noise are essential. The lubricated design ensures long service life with minimal maintenance.

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