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Super Precision Angular Contact Ball Bearings 71932 CDGA/P4

Super Precision Angular Contact Ball Bearings 71932 CDGA/P4

The 71932 CDGA/P4 is a super precision angular contact ball bearing with a 280mm bore and 380mm outer diameter, crafted from durable chrome steel. It handles radial loads up to 29250 lbf and operates smoothly at speeds up to 7500 RPM.

With a 15° contact angle and phenolic cage, it offers low friction and high stability. The open design allows for easy lubrication, ensuring consistent performance in temperatures from -30°C to 110°C.

This bearing 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 tools or spindle drives where accuracy is key.

Weighing 2.7kg, it meets P4 tolerance standards for exceptional precision. Compatible with SKF bearings, making it a versatile choice for replacements or upgrades.

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Product Parameters

  • Part Number 71932 CDGA/P4
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 280 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 380 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 28 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 19.05 mm
  • Ball Qty 28
  • Contact Angle 15°
  • Tolerance Class P4
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement No
  • Number Of Bearings In Matched Set 4
  • 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 29250 lbf
  • Static Radial Load 36000 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 7500 rpm
  • Weight 2.7 kg
Super Precision Angular Contact Ball Bearings 71932 CDGA/P4 dimension drawing
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Features

Why Choose 71932 CDGA/P4 Bearing for Precision Tasks?

71932 CDGA/P4 Bearing features a 15° contact angle, optimised for high-precision angular contact applications.
Its chrome steel rings and balls ensure durability, while the phenolic cage reduces friction for smoother operation.

With a dynamic radial load capacity of 29250 lbf, it handles demanding tasks efficiently.
The P4 tolerance class guarantees exceptional accuracy, making it ideal for precision machinery.

Its open design allows for easy lubrication, maintaining performance in varied conditions.
The bearing operates smoothly within a temperature range of -30°C to 110°C, ensuring reliability.

Weighing just 2.7 kg, it balances strength and lightweight design for versatile use.
Its universal matching capability supports back-to-back, face-to-face, or tandem arrangements.

Application

Industrial Uses of 71932 CDGA/P4 Bearing
71932 CDGA/P4 Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The P4 tolerance class makes it suitable for applications demanding tight dimensional control.

In aerospace components, 71932 CDGA/P4 Bearing handles radial and axial loads in turbine systems, thanks to its chrome steel construction. The extra light preload further enhances performance in high-speed scenarios.

For robotics, 71932 CDGA/P4 Bearing provides smooth motion in articulated arms, with its phenolic cage reducing friction. The open design allows for easy lubrication, extending service life in continuous operation.

Automotive vs Aerospace: Applications of 71932 CDGA/P4 Bearing
In automotive testing rigs, 71932 CDGA/P4 Bearing supports precise measurements due to its low tolerance. The metric sizing ensures compatibility with European engineering standards.

Aerospace systems benefit from 71932 CDGA/P4 Bearing’s ability to handle combined loads in flight control mechanisms. Its temperature range suits both ground and high-altitude conditions.

How Does 71932 CDGA/P4 Bearing Improve Performance?
71932 CDGA/P4 Bearing enhances CNC lathe accuracy with its 15° contact angle, minimising deflection during heavy cuts. The lubricated design maintains consistent performance over long periods.

In medical imaging devices, 71932 CDGA/P4 Bearing’s phenolic cage reduces vibration for clearer scans. The static radial load capacity ensures reliability in critical diagnostic equipment.

Q&A

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