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Super Precision Angular Contact Ball Bearings S71912 CDGB/P4A

Super Precision Angular Contact Ball Bearings S71912 CDGB/P4A

The S71912 CDGB/P4A is a super precision angular contact ball bearing with a 60mm bore and 85mm outer diameter, crafted from high-quality chrome steel. It features a 15° contact angle and comes sealed for protection, with a phenolic cage for durability.

This bearing handles radial loads up to 4478 lbf and reaches speeds of 32,500 RPM, making it suitable for high-performance applications. Its light preload (Class B) ensures smooth operation under angular contact loads.

The sealed design keeps grease in and contaminants out, reducing maintenance needs. It works in temperatures from -30°C to 110°C and is interchangeable with SKF bearings for easy replacement.

Ideal for precision machinery like spindles or CNC equipment, this bearing is part of a universal matching set, allowing back-to-back, face-to-face, or tandem arrangements. Weighing just 0.2kg, it balances lightweight design with robust performance.

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Product Parameters

  • Part Number S71912 CDGB/P4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 60 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 85 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 13 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 7.938 mm
  • Ball Qty 24
  • Contact Angle 15°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Sealed
  • Matched Arrangement No
  • Number Of Bearings In Matched Set 2
  • 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 4478 lbf
  • Static Radial Load 3442 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 32500 rpm
  • Weight 0.2 kg
Super Precision Angular Contact Ball Bearings S71912 CDGB/P4A dimension drawing
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Features

Performance Features of S71912 CDGB/P4A Bearing

S71912 CDGB/P4A Bearing is crafted with chrome steel rings and balls, ensuring durability and precision in angular contact applications.
Its 15° contact angle provides optimal load distribution, enhancing performance under dynamic radial loads up to 4478 lbf.

The phenolic cage maintains ball alignment, reducing friction and noise during high-speed operation.
With a maximum speed of 32,500 rpm, it delivers reliable efficiency in demanding conditions.

S71912 CDGB/P4A Bearing operates smoothly within a temperature range of -30°C to 110°C.
Its sealed design and grease lubrication minimise maintenance needs, extending service life.

The P4A tolerance class ensures high precision, making it suitable for critical applications.
Its universal matching capability allows flexible arrangement options, including back-to-back and face-to-face configurations.

Application

Key Fields for S71912 CDGB/P4A Bearing
S71912 CDGB/P4A Bearing is commonly used in high-speed machine tools, where its precision angular contact design ensures accurate spindle rotation. The sealed construction helps maintain performance in environments with dust or debris.

In automotive applications, S71912 CDGB/P4A Bearing supports components like electric motors and gearboxes, offering reliable performance under angular loads. Its light preload makes it suitable for smooth, low-vibration operation.

For medical imaging devices, S71912 CDGB/P4A Bearing’s phenolic cage and chrome steel construction provide durability and consistent performance. The P4A tolerance class ensures the precision needed for sensitive equipment.

In robotics, S71912 CDGB/P4A Bearing is ideal for articulated arms and joints, where its high-speed capability and angular contact design enhance movement accuracy. The grease lubrication extends service life in continuous operation.

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