+86 15806631151 [email protected]
TFL BEARINGS
REQUEST A QUOTE
Super Precision Angular Contact Ball Bearings 71930 CD/P4ADFA

Super Precision Angular Contact Ball Bearings 71930 CD/P4ADFA

The 71930 CD/P4ADFA is a super precision angular contact ball bearing, measuring 150mm by 210mm by 56mm, crafted from high-quality chrome steel. It features a 15° contact angle and comes in a matched set of two bearings for balanced performance.

This bearing handles radial loads up to 41850 lbf and operates smoothly at speeds up to 11000 RPM. Its extra-light preload ensures minimal friction, making it ideal for high-precision applications.

The open design allows for easy lubrication, while the phenolic cage enhances durability. It performs reliably in temperatures ranging from -30°C to 110°C.

Perfect for machine tools or spindle systems where accuracy and speed are crucial. Weighing 5kg, it’s robust yet manageable for its size. Compliant with precision class P4A standards.

Interchangeable with SKF bearings, offering a dependable alternative for replacements. Suitable for demanding environments requiring consistent performance.

Get A Free Quote
    Description Features Application Q&A Featured Products Our Process

Product Parameters

  • Part Number 71930 CD/P4ADFA
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 150 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 210 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 56 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 19.05 mm
  • Ball Qty 23
  • Contact Angle 15°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement 2 bearings >< DF
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing No
  • Preload Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 41850 lbf
  • Static Radial Load 58500 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 11000 rpm
  • Weight 5 kg
Super Precision Angular Contact Ball Bearings 71930 CD/P4ADFA dimension drawing
Download DWG Download PDF

Features

Performance Features of 71930 CD/P4ADFA Bearing

71930 CD/P4ADFA Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls enhance durability, supporting dynamic radial loads up to 41,850 lbf.

The phenolic cage ensures smooth operation, even at high speeds of 11,000 rpm.
Precision-engineered to P4A tolerance, it delivers reliable performance in demanding conditions.

With a matched arrangement of two bearings, it provides extra light preload for balanced operation.
The open design allows easy lubrication, maintaining efficiency across a temperature range of -30°C to 110°C.

Its robust construction and high static radial load capacity of 58,500 lbf ensure long service life.
The 71930 CD/P4ADFA Bearing is ideal for applications requiring super precision and reliability.

Application

Key Fields for 71930 CD/P4ADFA Bearing
71930 CD/P4ADFA Bearing is widely used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The matched arrangement of two bearings provides stability in demanding industrial environments.

In automotive applications, 71930 CD/P4ADFA Bearing supports high-speed components like turbochargers and electric motor shafts. Its extra light preload helps reduce friction, improving overall efficiency.

For medical imaging devices, 71930 CD/P4ADFA Bearing’s phenolic cage and chrome steel construction offer reliable performance. The P4A tolerance class ensures minimal vibration, crucial for sensitive equipment.

Automation systems benefit from 71930 CD/P4ADFA Bearing’s ability to handle combined loads in robotic arms. The open design allows for easy lubrication, extending service life in continuous operation.

In aerospace applications, 71930 CD/P4ADFA Bearing’s high-speed capability makes it suitable for avionics and control systems. The metric dimensions ensure compatibility with European and Asian aircraft components.

Q&A

SEND INQUIRY