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Super Precision Angular Contact Ball Bearings 71907 CDGB/P4A

Super Precision Angular Contact Ball Bearings 71907 CDGB/P4A

The 71907 CDGB/P4A is a super precision angular contact ball bearing with a 35mm bore and 55mm outer diameter, crafted from durable chrome steel. It handles radial loads up to 2194 lbf and reaches speeds of 56,000 RPM, making it suitable for high-performance applications.

Its 15° contact angle and light preload ensure smooth operation under angular loads. The open design and phenolic cage provide reliable performance with easy maintenance.

This bearing is part of a universal matching set, allowing flexible arrangements like back-to-back or face-to-face. Ideal for precision machinery, spindles, or tools requiring high-speed accuracy.

Weighing just 0.074kg, it’s lightweight yet robust. Compliant with P4A tolerance standards, it ensures precise and consistent performance in temperatures from -30°C to 110°C.

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Product Parameters

  • Part Number 71907 CDGB/P4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 35 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 55 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 10 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 5.556 mm
  • Ball Qty 21
  • Contact Angle 15°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement No
  • Number Of Bearings In Matched Set 3
  • Universal Matching Bearing Yes, back-to-back (<>), face-to-face (><) or tandem (>>)
  • Preload Light / Class B
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 2194 lbf
  • Static Radial Load 1474 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 56000 rpm
  • Weight 0.074 kg
  • Price（$） 78.912
Super Precision Angular Contact Ball Bearings 71907 CDGB/P4A dimension drawing
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Features

Performance Features of 71907 CDGB/P4A Bearing

71907 CDGB/P4A Bearing is designed with a 15° contact angle, ideal for handling combined radial and axial loads.
Its chrome steel rings and balls ensure durability, while the phenolic cage reduces friction for smoother operation.

The bearing’s P4A tolerance class guarantees high precision, making it suitable for demanding applications.
With a maximum speed of 56,000 rpm, it delivers reliable performance in high-speed environments.

71907 CDGB/P4A Bearing’s dynamic radial load capacity of 2194 lbf ensures strength under pressure.
Its universal matching capability allows flexible arrangement in back-to-back, face-to-face, or tandem configurations.

Application

Industrial Uses of 71907 CDGB/P4A Bearing
71907 CDGB/P4A Bearing is commonly used in high-speed machine tools, where its precision angular contact design ensures accurate spindle rotation. The light preload and P4A tolerance class make it suitable for applications demanding minimal vibration.

In automotive applications, 71907 CDGB/P4A Bearing supports components like electric motor shafts, providing reliable performance under angular loads. Its chrome steel construction offers durability in both high-speed and high-temperature environments.

For automation systems, 71907 CDGB/P4A Bearing is ideal for robotic arms, where smooth movement and precision are essential. The phenolic cage reduces friction, enhancing efficiency in continuous operation.

Medical imaging devices benefit from 71907 CDGB/P4A Bearing’s low-noise operation and consistent performance. The open design allows for easy lubrication, ensuring long service life in critical equipment.

In consumer electronics, 71907 CDGB/P4A Bearing can be found in high-performance printers, where its compact size and precision contribute to reliable operation. The metric dimensions ensure compatibility with various European and Asian models.

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