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Super Precision Angular Contact Ball Bearings 71815 CDGA/P4

Super Precision Angular Contact Ball Bearings 71815 CDGA/P4

The 71815 CDGA/P4 is a super precision angular contact ball bearing with a 75mm bore and 95mm outer diameter, crafted from high-quality chrome steel. It features a 15° contact angle and is designed for angular contact loads, handling up to 3218 lbf dynamically.

Its open design and phenolic cage ensure smooth operation at speeds up to 22,000 RPM, while the extra-light preload (Class A) enhances precision. The bearing operates efficiently in temperatures ranging from -30°C to 110°C.

This model is interchangeable with SKF bearings and comes in a universal matching set, suitable for back-to-back, face-to-face, or tandem arrangements. Ideal for high-precision applications like machine tools or spindle drives.

Weighing just 0.14kg, it’s lightweight yet durable, meeting P4 tolerance standards for exceptional accuracy.

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Product Parameters

  • Part Number 71815 CDGA/P4
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 75 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 95 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 10 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 5.556 mm
  • Ball Qty 33
  • Contact Angle 15°
  • Tolerance Class P4
  • 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 3218 lbf
  • Static Radial Load 3825 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 22000 rpm
  • Weight 0.14 kg
Super Precision Angular Contact Ball Bearings 71815 CDGA/P4 dimension drawing
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Features

Performance Features of 71815 CDGA/P4 Bearing

71815 CDGA/P4 Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.
The chrome steel rings and balls enhance durability, while the phenolic cage ensures smooth operation at high speeds.

With a dynamic radial load capacity of 3218 lbf, it handles demanding conditions reliably.
Its P4 tolerance class guarantees precision, making it suitable for high-accuracy machinery.

The bearing operates efficiently at speeds up to 22,000 rpm, balancing performance and longevity.
Its open design allows for easy lubrication, reducing maintenance needs over time.

71815 CDGA/P4 Bearing works in temperatures from -30°C to 110°C, ensuring versatility.
The lightweight design at 0.14 kg makes it practical for various industrial applications.

Application

Industrial Uses of 71815 CDGA/P4 Bearing
The 71815 CDGA/P4 Bearing is commonly used in high-speed machine spindles, where its precision and low friction are essential. Its open design and phenolic cage help reduce heat buildup during prolonged operation.

Where Is 71815 CDGA/P4 Bearing Used?
You’ll often find 71815 CDGA/P4 Bearing in CNC machining centres, where its angular contact design handles both radial and axial loads efficiently. The extra-light preload ensures smooth rotation at high speeds.

Built for Heavy-Duty Use: 71815 CDGA/P4 Bearing
With its chrome steel construction, 71815 CDGA/P4 Bearing is ideal for industrial gearboxes that demand long service life. The P4 tolerance class guarantees consistent performance under heavy loads.

Automotive vs Aerospace: Applications of 71815 CDGA/P4 Bearing
In automotive applications, 71815 CDGA/P4 Bearing supports high-performance transmissions, while in aerospace, it’s used in turbine systems. Its lightweight design and high-speed capability make it versatile across industries.

Perfect Fit for Automation: 71815 CDGA/P4 Bearing
The 71815 CDGA/P4 Bearing works well in robotic arms, where precise movement is critical. Its low-maintenance design and reliable performance make it a go-to choice for automated systems.

Q&A

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