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Super Precision Angular Contact Ball Bearings S7019 CD/HCP4A

Super Precision Angular Contact Ball Bearings S7019 CD/HCP4A

The S7019 CD/HCP4A is a super precision angular contact ball bearing with a 95mm bore and 145mm outer diameter, crafted from high-quality chrome steel. It features a 15° contact angle and comes sealed for protection, with matched sets and preload options available.

This bearing handles radial loads up to 18428 lbf and spins smoothly at speeds up to 11000 RPM, thanks to its ceramic balls and phenolic cage. It operates reliably in temperatures from -30°C to 110°C.

Its sealed design keeps lubrication in and contaminants out, making maintenance hassle-free. The P4 tolerance class ensures high precision for demanding applications.

Ideal for machine tools, spindles, or high-speed equipment where accuracy and durability are key. Weighing 1.01kg, it’s a robust choice for industrial use.

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Product Parameters

  • Part Number S7019 CD/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 15.875 mm
  • Ball Qty 21
  • 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 18428 lbf
  • Static Radial Load 18000 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 11000 rpm
  • Weight 1.01 kg
  • Price（$） 1145.394
Super Precision Angular Contact Ball Bearings S7019 CD/HCP4A dimension drawing
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Features

Performance Features of S7019 CD/HCP4A Bearing

S7019 CD/HCP4A Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and ceramic balls enhance durability while reducing friction for smoother operation.

The phenolic cage ensures stability at high speeds, supporting a maximum of 11,000 rpm.
With a dynamic radial load capacity of 18,428 lbf, it handles demanding conditions reliably.

S7019 CD/HCP4A Bearing operates efficiently within a temperature range of -30° to 110°C.
Its sealed design and preload availability make it suitable for precision tasks requiring minimal maintenance.

Application

Industrial Uses of S7019 CD/HCP4A Bearing
S7019 CD/HCP4A Bearing is commonly 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 automotive applications, S7019 CD/HCP4A Bearing supports components like turbochargers and electric motors, where its sealed design protects against contaminants. The phenolic cage adds durability in high-temperature environments.

For robotics, S7019 CD/HCP4A Bearing provides smooth motion in articulated arms and joints, thanks to its P4 tolerance class. The matched arrangement option further enhances performance in complex assemblies.

Medical imaging devices benefit from S7019 CD/HCP4A Bearing’s precision and reliability, ensuring consistent performance in critical diagnostics. The lubricated design also minimises maintenance needs.

In aerospace, S7019 CD/HCP4A Bearing is ideal for navigation systems and actuators, where its lightweight construction and high load capacity are key. The wide temperature range ensures functionality in various operating conditions.

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