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Super Precision Angular Contact Ball Bearings 71915 CDGB/P4A

Super Precision Angular Contact Ball Bearings 71915 CDGB/P4A

The 71915 CDGB/P4A is a super precision angular contact ball bearing with a 75mm bore and 105mm outer diameter, crafted from durable chrome steel. It features a 15° contact angle and handles radial loads up to 8055 lbf, spinning smoothly at speeds up to 36,000 RPM.

Its open design and phenolic cage ensure low friction and easy maintenance, while the P4A tolerance class guarantees high precision. The bearing operates well in temperatures from -30°C to 110°C, making it versatile for various conditions.

This model is interchangeable with SKF bearings and comes in a set of two, suitable for universal matching in back-to-back, face-to-face, or tandem arrangements. Ideal for high-speed applications like machine tool spindles or precision instruments.

Weighing just 0.35kg, it’s lightweight yet robust, with 26 balls of 9.525mm diameter for balanced performance. The light preload (Class B) ensures smooth operation under angular contact loads.

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Product Parameters

  • Part Number 71915 CDGB/P4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 75 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 105 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 16 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 9.525 mm
  • Ball Qty 26
  • 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 Light / Class B
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 8055 lbf
  • Static Radial Load 8438 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 36000 rpm
  • Weight 0.35 kg
Super Precision Angular Contact Ball Bearings 71915 CDGB/P4A dimension drawing
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Features

Performance Features of 71915 CDGB/P4A Bearing

71915 CDGB/P4A Bearing is designed with a 15° contact angle, providing excellent radial and axial load capacity.
Its chrome steel rings and balls ensure durability and resistance to wear in high-speed applications.

The phenolic cage maintains ball alignment, reducing friction and enhancing smooth operation.
With a maximum speed of 36,000 rpm, it is ideal for precision tasks requiring high rotational accuracy.

71915 CDGB/P4A Bearing operates efficiently in temperatures ranging from -30°C to 110°C.
Its light preload design ensures consistent performance and reduces vibration during use.

The open seal type allows for easy lubrication, extending the bearing’s service life.
Its dynamic radial load capacity of 8055 lbf makes it suitable for demanding industrial applications.

Application

Industrial Uses of 71915 CDGB/P4A Bearing
71915 CDGB/P4A Bearing is commonly used in high-speed machine tools, where its precision angular contact design ensures accurate spindle rotation. The phenolic cage reduces friction, making it ideal for continuous operation.

What Makes 71915 CDGB/P4A Bearing a Preferred Choice?
In automotive applications, 71915 CDGB/P4A Bearing supports gearbox systems, handling both radial and axial loads efficiently. Its light preload and P4A tolerance class provide smooth performance in demanding conditions.

Perfect Fit for Automation: 71915 CDGB/P4A Bearing
For robotic arms and automated systems, 71915 CDGB/P4A Bearing offers reliable movement with minimal vibration. The chrome steel construction ensures durability in repetitive motion scenarios.

Medical vs Industrial: Where 71915 CDGB/P4A Bearing Excels
In medical imaging devices, 71915 CDGB/P4A Bearing’s high-speed capability and precision are crucial for clear scans. Industrial pumps also benefit from its robust design and consistent load handling.

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