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Super Precision Angular Contact Ball Bearings 71934 ACDGC/P4A

Super Precision Angular Contact Ball Bearings 71934 ACDGC/P4A

The 71934 ACDGC/P4A is a super precision angular contact ball bearing with a 170mm bore and 230mm outer diameter, crafted from durable chrome steel. Its 25° contact angle efficiently handles combined radial and thrust loads, with a dynamic radial load capacity of 27900 lbf.

This open-design bearing reaches speeds up to 16,250 RPM and operates in temperatures from -30°C to 110°C. The phenolic cage ensures smooth rotation while the P4A tolerance class guarantees high running accuracy.

With moderate preload (Class C), it’s suitable for universal matching in back-to-back, face-to-face, or tandem arrangements. The bearing comes lubricated for immediate use and weighs 2.85kg.

Ideal for precision applications like machine tool spindles or high-speed industrial equipment where accuracy and reliability are crucial. Interchangeable with SKF bearings for easy replacement.

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Product Parameters

  • Part Number 71934 ACDGC/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 25°
  • 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 Moderate / Class C
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 27900 lbf
  • Static Radial Load 36000 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 ACDGC/P4A dimension drawing
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Features

Performance Features of 71934 ACDGC/P4A Bearing

71934 ACDGC/P4A Bearing is designed with a 25° contact angle, ideal for handling combined radial and axial loads.
Its chrome steel construction ensures durability and resistance to wear in high-speed applications.

The phenolic cage maintains ball alignment, reducing friction and enhancing operational smoothness.
With a maximum speed of 16,250 rpm, it delivers reliable performance in precision machinery.

71934 ACDGC/P4A Bearing supports dynamic radial loads up to 27,900 lbf, suitable for demanding industrial uses.
Its P4A tolerance class guarantees high precision, making it a dependable choice for critical applications.

The open design allows for easy lubrication, ensuring consistent performance over time.
Operating within a temperature range of -30°C to 110°C, it adapts well to varying environmental conditions.

Application

Industrial Uses of 71934 ACDGC/P4A Bearing
71934 ACDGC/P4A Bearing is commonly used in high-precision machine tools, where its moderate preload and 25° contact angle ensure accurate spindle performance. The open design and phenolic cage make it suitable for high-speed operations.

In automotive applications, 71934 ACDGC/P4A Bearing supports components like electric motors and gearboxes, handling both radial and angular loads effectively. Its chrome steel construction provides durability under demanding conditions.

For robotics, 71934 ACDGC/P4A Bearing offers reliable performance in articulated arms and automation systems. The P4A tolerance class ensures minimal vibration, which is crucial for precision movements.

Where Is 71934 ACDGC/P4A Bearing Used?
You’ll often find 71934 ACDGC/P4A Bearing in medical imaging devices, where its high-speed capabilities and low friction are essential. The temperature range also makes it adaptable to various clinical environments.

In industrial fans, 71934 ACDGC/P4A Bearing provides smooth rotation and long service life. The balanced load distribution helps reduce wear, even in continuous operation.

Built for Heavy-Duty Use: 71934 ACDGC/P4A Bearing
71934 ACDGC/P4A Bearing excels in aerospace applications, such as turbine systems, where precision and reliability are non-negotiable. Its universal matching feature allows for flexible configurations.

For CNC machinery, 71934 ACDGC/P4A Bearing ensures consistent performance under heavy cutting loads. The dynamic radial load capacity makes it a dependable choice for industrial settings.

Automotive vs Aerospace: Applications of 71934 ACDGC/P4A Bearing
In automotive systems, 71934 ACDGC/P4A Bearing handles high-speed rotations in turbochargers and transmissions. The metric sizing ensures compatibility with global vehicle designs.

For aerospace, 71934 ACDGC/P4A Bearing is used in landing gear and flight control systems, where its precision and durability are critical. The wide temperature range suits both ground and flight conditions.

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