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Super Precision Angular Contact Ball Bearings 71934 CDGB/P4A

Super Precision Angular Contact Ball Bearings 71934 CDGB/P4A

The 71934 CDGB/P4A is a super precision angular contact ball bearing with a 170mm bore and 230mm outer diameter, crafted from durable chrome steel. Its 15° contact angle and light preload ensure smooth operation under radial loads up to 29925 lbf.

With a phenolic cage and open design, it offers low friction and easy maintenance, reaching speeds up to 16250 RPM. The bearing performs reliably in temperatures from -30°C to 110°C.

This model is part of a universal matching set, suitable for back-to-back, face-to-face, or tandem arrangements. Ideal for high-precision applications like machine tool spindles or aerospace systems.

Weighing 2.85kg, it meets P4A tolerance standards for exceptional accuracy. Interchangeable with SKF bearings, it’s a versatile choice for demanding setups.

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Product Parameters

  • Part Number 71934 CDGB/P4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 170 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 230 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 28 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 19.05 mm
  • Ball Qty 29
  • Contact Angle 15°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement No
  • Number Of Bearings In Matched Set 3
  • 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 29925 lbf
  • Static Radial Load 37350 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 16250 rpm
  • Weight 2.85 kg
Super Precision Angular Contact Ball Bearings 71934 CDGB/P4A dimension drawing
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Features

Performance Features of 71934 CDGB/P4A Bearing

71934 CDGB/P4A 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 29,925 lbf.

The phenolic cage ensures smooth operation, even at high speeds of 16,250 rpm.
Precision tolerances (P4A class) make it suitable for demanding tasks requiring accuracy.

71934 CDGB/P4A Bearing operates efficiently in temperatures ranging from -30°C to 110°C.
Its universal matching capability allows flexible configurations like back-to-back or face-to-face arrangements.

With a light preload (Class B), it reduces friction while maintaining stability.
The open design simplifies lubrication, ensuring consistent performance over time.

Application

Industrial Uses of 71934 CDGB/P4A Bearing
71934 CDGB/P4A Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The light preload and P4A tolerance class make it suitable for applications demanding minimal vibration.

In aerospace components, 71934 CDGB/P4A Bearing handles radial and axial loads efficiently, such as in helicopter rotor systems. Its phenolic cage offers stability at high speeds, up to 16,250 rpm.

For automation equipment, 71934 CDGB/P4A Bearing supports robotic arms requiring smooth, precise movement. The chrome steel construction provides durability in continuous operation environments.

Medical imaging devices benefit from 71934 CDGB/P4A Bearing’s low-noise performance and consistent accuracy. The open design allows for easy lubrication, extending service life in critical applications.

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