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Super Precision Angular Contact Ball Bearings 71915 CEGA/P4A

Super Precision Angular Contact Ball Bearings 71915 CEGA/P4A

The 71915 CEGA/P4A is a super precision angular contact ball bearing with a 75mm bore and 105mm outer diameter, crafted from high-quality chrome steel. It features a 15° contact angle and is designed for angular contact loads, handling up to 5062 lbf dynamically.

Its open design and phenolic cage ensure smooth operation at high speeds, reaching up to 36,000 RPM. The bearing is lubricated for reduced friction and comes with an extra light preload for precise performance.

This model is interchangeable with SKF bearings and can be used in matched sets for back-to-back, face-to-face, or tandem arrangements. Ideal for applications like machine tools or high-speed spindles where precision is key.

Weighing 0.34kg, it operates efficiently in temperatures from -30°C to 110°C. Its P4A tolerance class guarantees exceptional accuracy for demanding tasks.

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Product Parameters

  • Part Number 71915 CEGA/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 23
  • 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 5062 lbf
  • Static Radial Load 3825 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 36000 rpm
  • Weight 0.34 kg
  • Price（$） 186.741
Super Precision Angular Contact Ball Bearings 71915 CEGA/P4A dimension drawing
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Features

Performance Features of 71915 CEGA/P4A Bearing

71915 CEGA/P4A Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls provide durability, while the phenolic cage ensures smooth operation at high speeds.

With a dynamic radial load capacity of 5062 lbf, it handles demanding conditions reliably.
The extra light preload (Class A) enhances precision, making it suitable for high-speed applications up to 36,000 rpm.

71915 CEGA/P4A Bearing operates efficiently within a temperature range of -30°C to 110°C.
Its open design allows for easy lubrication, ensuring consistent performance over time.

The P4A tolerance class guarantees high precision, ideal for critical machinery.
Weighing just 0.34 kg, it balances strength and lightweight design effectively.

Application

Key Fields for 71915 CEGA/P4A Bearing
71915 CEGA/P4A Bearing is widely used in high-speed machine tools, where its precision angular contact design ensures accurate spindle rotation. The phenolic cage reduces friction, making it suitable for continuous operation.

In robotics, 71915 CEGA/P4A Bearing supports articulated arms, providing smooth movement and stability. Its extra light preload helps maintain precision in repetitive tasks.

For aerospace applications, 71915 CEGA/P4A Bearing handles both radial and axial loads in components like landing gear systems. The P4A tolerance class guarantees consistent performance under demanding conditions.

Automotive testing equipment often relies on 71915 CEGA/P4A Bearing for its ability to maintain alignment under high-speed rotations. The chrome steel construction ensures durability in rigorous testing environments.

Q&A

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