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Super Precision Angular Contact Ball Bearings S71919 CB/P4A

Super Precision Angular Contact Ball Bearings S71919 CB/P4A

The S71919 CB/P4A is a super precision angular contact ball bearing with a 95mm bore and 130mm outer diameter, crafted from high-grade chrome steel. It handles radial loads up to 4095 lbf and operates smoothly at speeds up to 13,000 RPM.

Its sealed design keeps lubrication in and contaminants out, while the phenolic cage ensures quiet, long-lasting performance. The 15° contact angle provides excellent stability for angular loads.

This bearing is available with preload and matched arrangements, making it ideal for high-precision applications like machine tool spindles or robotics. It meets P4 tolerance standards for exceptional accuracy.

Weighing 0.64kg, it’s suitable for use in temperatures from -30°C to 110°C. Interchangeable with SKF bearings, it offers a reliable replacement option.

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Product Parameters

  • Part Number S71919 CB/P4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 95 mm
  • Bore Dia Tolerance -0.008mm to 0
  • Outer Dia 130 mm
  • Outer Dia Tolerance -0.009mm to 0
  • Width 18 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 7.144 mm
  • Ball Qty 38
  • 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 Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 4095 lbf
  • Static Radial Load 4185 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 13000 rpm
  • Weight 0.64 kg
  • Price（$） 137.673
Super Precision Angular Contact Ball Bearings S71919 CB/P4A dimension drawing
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Features

Why Choose S71919 CB/P4A Bearing for Precision Tasks?

S71919 CB/P4A Bearing features a 15° contact angle, optimising load distribution for high-precision applications.
Its chrome steel construction ensures durability and resistance to wear under dynamic radial loads up to 4095 lbf.

The sealed design and phenolic cage enhance performance, keeping lubrication intact and reducing contamination risks.
With a maximum speed of 13,000 rpm, it delivers reliable operation in demanding conditions.

Preloaded and matched arrangements are available, offering flexibility for various installation requirements.
The ABEC-7 tolerance class guarantees exceptional accuracy for critical machinery.

Application

Practical Applications of S71919 CB/P4A Bearing
S71919 CB/P4A Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The sealed construction helps maintain lubrication, reducing maintenance needs in demanding industrial environments.

Where Is S71919 CB/P4A Bearing Used?
You’ll often find S71919 CB/P4A Bearing in automotive transmissions, where its phenolic cage and chrome steel balls handle high-speed rotations smoothly. Its P4 tolerance class makes it ideal for applications requiring minimal vibration.

Built for Heavy-Duty Use: S71919 CB/P4A Bearing
S71919 CB/P4A Bearing excels in robotics, particularly in articulated arms needing precise movement under load. The 15° contact angle provides stability, while the lubricated design extends service life.

Medical vs Industrial: Where S71919 CB/P4A Bearing Excels
In medical imaging devices, S71919 CB/P4A Bearing offers quiet operation and reliability. For industrial pumps, its dynamic radial load capacity ensures consistent performance under pressure.

How Does S71919 CB/P4A Bearing Support High-Speed Operations?
S71919 CB/P4A Bearing’s balanced design and 38-ball configuration allow it to reach speeds up to 13,000 rpm. This makes it a go-to choice for CNC machinery and precision grinding equipment.

Q&A

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