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Super Precision Angular Contact Ball Bearings 71956 ACDGA/P4A

Super Precision Angular Contact Ball Bearings 71956 ACDGA/P4A

The 71956 ACDGA/P4A 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 62100 lbf and operates smoothly at speeds up to 7500 RPM.

With a 25° contact angle and extra light preload, it offers precise performance for demanding applications. The open design and phenolic cage ensure reliable operation 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 machinery like spindles or CNC equipment where accuracy is key.

Weighing 12.9kg, it’s robust yet designed for precision. Compliant with P4A tolerance standards, it’s interchangeable with SKF bearings for easy replacement.

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Product Parameters

  • Part Number 71956 ACDGA/P4A
  • 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 46 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 30.162 mm
  • Ball Qty 31
  • 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 Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 62100 lbf
  • Static Radial Load 96750 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 7500 rpm
  • Weight 12.9 kg
Super Precision Angular Contact Ball Bearings 71956 ACDGA/P4A dimension drawing
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Features

Performance Features of 71956 ACDGA/P4A Bearing

71956 ACDGA/P4A Bearing is crafted with chrome steel rings and balls, offering high precision and durability.
Its 25° contact angle ensures efficient handling of both radial and axial loads in demanding applications.

The phenolic cage maintains ball alignment, reducing friction and enhancing operational smoothness.
With a dynamic radial load capacity of 62100 lbf, it performs reliably under heavy loads.

71956 ACDGA/P4A Bearing operates smoothly at speeds up to 7,500 rpm, balancing speed and stability.
Its P4A tolerance class guarantees exceptional precision for high-performance machinery.

The open design allows for easy lubrication, ensuring consistent performance over time.
Weighing 12.9 kg, it is robust yet manageable for various industrial uses.

Application

Common Applications of 71956 ACDGA/P4A Bearing
71956 ACDGA/P4A Bearing is widely used in high-precision machine tools, where its 25° contact angle ensures accurate radial and axial load handling. The phenolic cage reduces friction, making it suitable for high-speed operations.

In aerospace applications, 71956 ACDGA/P4A Bearing supports critical components like turbine shafts, thanks to its extra light preload and P4A tolerance class. Its chrome steel construction offers durability in demanding environments.

For automation systems, 71956 ACDGA/P4A Bearing excels in robotic arms and CNC machines, where smooth rotation is essential. The open design allows for easy lubrication, extending its service life.

What Makes 71956 ACDGA/P4A Bearing a Preferred Choice?
71956 ACDGA/P4A Bearing is a reliable option for medical imaging devices, where precision and stability are paramount. Its high dynamic radial load capacity ensures consistent performance.

In heavy machinery, 71956 ACDGA/P4A Bearing handles significant loads in equipment like presses and grinders. The metric dimensions make it compatible with a variety of industrial setups.

Built for Heavy-Duty Use: 71956 ACDGA/P4A Bearing
71956 ACDGA/P4A Bearing is ideal for wind turbine gearboxes, where its robust design withstands variable loads. The tandem arrangement option provides flexibility for different mounting needs.

For printing machinery, 71956 ACDGA/P4A Bearing ensures smooth paper handling with minimal vibration. Its temperature range of -30°C to 110°C makes it adaptable to various working conditions.

Automotive vs Aerospace: Applications of 71956 ACDGA/P4A Bearing
In automotive systems, 71956 ACDGA/P4A Bearing is used in high-performance transmissions, offering reliable angular contact support. Its lightweight design helps improve fuel efficiency.

For aerospace, 71956 ACDGA/P4A Bearing is crucial in landing gear mechanisms, where precision and durability are critical. The P4A tolerance class ensures minimal deviation under load.

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