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Super Precision Angular Contact Ball Bearings 71919 CDGA/P4A

Super Precision Angular Contact Ball Bearings 71919 CDGA/P4A

The 71919 CDGA/P4A is a super precision angular contact ball bearing with a 95mm bore and 130mm outer diameter, designed for high-speed applications. It handles radial loads up to 11115 lbf and spins smoothly at speeds up to 16000 RPM.

Made from durable chrome steel with a phenolic cage, it offers reliable performance in temperatures from -30°C to 110°C. Its 15° contact angle and extra light preload ensure smooth operation under angular loads.

This bearing is ideal for precision machinery like spindles or CNC equipment, where accuracy and speed are crucial. It can be paired in back-to-back, face-to-face, or tandem arrangements for versatile use.

Weighing 0.58kg, it’s a robust yet lightweight option for demanding applications. Compliant with P4A tolerance standards, it’s interchangeable with SKF bearings for easy replacement.

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Product Parameters

  • Part Number 71919 CDGA/P4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 95 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 130 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 18 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 11.112 mm
  • Ball Qty 28
  • Contact Angle 15°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement No
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing Yes, back-to-back (<>), face-to-face (><) or tandem (>>)
  • Preload Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 11115 lbf
  • Static Radial Load 12375 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 16000 rpm
  • Weight 0.58 kg
  • Price（$） 219.582
Super Precision Angular Contact Ball Bearings 71919 CDGA/P4A dimension drawing
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Features

How Does 71919 CDGA/P4A Bearing Achieve Super Precision?

71919 CDGA/P4A Bearing features a 15° contact angle, optimised for high-precision angular contact applications.
Its chrome steel rings and balls ensure durability while maintaining tight tolerances for smooth operation.

With a dynamic radial load capacity of 11115 lbf, it handles demanding tasks without compromising performance.
The phenolic cage reduces friction and wear, enhancing the bearing’s longevity.

Designed for speeds up to 16,000 rpm, 71919 CDGA/P4A Bearing excels in high-speed environments.
Its extra-light preload (Class A) ensures minimal vibration and noise during operation.

The open design allows for easy lubrication, maintaining optimal performance over time.
71919 CDGA/P4A Bearing operates reliably in temperatures ranging from -30°C to 110°C.

Application

Key Fields for 71919 CDGA/P4A Bearing
71919 CDGA/P4A Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The phenolic cage reduces friction, making it suitable for high-speed operations.

In automotive applications, 71919 CDGA/P4A Bearing supports gearbox systems, providing smooth performance under radial and axial loads. Its P4A tolerance class guarantees consistent reliability in demanding conditions.

For robotics, 71919 CDGA/P4A Bearing’s extra light preload enhances precision in articulated arms and automated systems. The open seal design allows for easy lubrication, extending service life in continuous operation.

Medical imaging devices benefit from 71919 CDGA/P4A Bearing’s chrome steel construction, ensuring quiet and stable performance. The 15° contact angle helps maintain alignment in critical diagnostic equipment.

Q&A

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