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Super Precision Angular Contact Ball Bearings 71934 ACDGA/HCP4A

Super Precision Angular Contact Ball Bearings 71934 ACDGA/HCP4A

The 71934 ACDGA/HCP4A is a super precision angular contact ball bearing, measuring 170mm by 230mm by 28mm. Made from chrome steel with ceramic balls, it offers smooth operation and high durability.

With a 25° contact angle, it handles radial loads up to 27900 lbf and spins at speeds up to 16250 RPM. Its extra-light preload ensures minimal friction and precise performance.

The open design allows easy lubrication, while the phenolic cage provides stability. It works in temperatures from -30°C to 110°C, making it versatile for various conditions.

Ideal for high-precision applications like machine tools or spindles, this bearing is interchangeable with SKF models. Weighing 2.34kg, it’s robust yet manageable for its size.

It can be used in back-to-back, face-to-face, or tandem arrangements, offering flexibility in setup. Compliant with P4A tolerance standards, it ensures reliable performance in demanding environments.

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Product Parameters

  • Part Number 71934 ACDGA/HCP4A
  • 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 Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • 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 2.34 kg
Super Precision Angular Contact Ball Bearings 71934 ACDGA/HCP4A dimension drawing
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Features

Performance Features of 71934 ACDGA/HCP4A Bearing

71934 ACDGA/HCP4A Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
The chrome steel rings and ceramic balls enhance durability and reduce friction during high-speed operation.

With a dynamic radial load capacity of 27900 lbf, it handles demanding conditions reliably.
Its phenolic cage ensures smooth operation and maintains ball alignment under stress.

The bearing operates efficiently at speeds up to 16,250 rpm, balancing performance and longevity.
Its P4A tolerance class guarantees precision, making it suitable for high-accuracy applications.

71934 ACDGA/HCP4A Bearing works in temperatures from -30°C to 110°C, adapting to various environments.
The open design simplifies lubrication, ensuring consistent performance over time.

Application

Common Applications of 71934 ACDGA/HCP4A Bearing
71934 ACDGA/HCP4A Bearing is widely used in high-speed machine tools, where its precision angular contact design ensures accurate spindle rotation. The ceramic balls reduce friction, making it ideal for applications demanding smooth operation.

In aerospace components, 71934 ACDGA/HCP4A Bearing handles radial and axial loads efficiently, supporting systems like turbine shafts. Its phenolic cage offers stability even under extreme temperature variations.

For robotics, 71934 ACDGA/HCP4A Bearing provides reliable performance in articulated arms, thanks to its extra-light preload. The P4A tolerance class ensures consistent movement in automated processes.

Medical imaging devices benefit from 71934 ACDGA/HCP4A Bearing’s low vibration and high-speed capabilities. The chrome steel rings and ceramic balls work together to maintain precision in sensitive equipment.

Q&A

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