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Super Precision Angular Contact Ball Bearings 71934 ACD/P4ADBA

Super Precision Angular Contact Ball Bearings 71934 ACD/P4ADBA

The 71934 ACD/P4ADBA is a super precision angular contact ball bearing, measuring 170mm by 230mm by 56mm, crafted from durable chrome steel. It features a 25° contact angle and comes in a matched set of two bearings for balanced performance.

With a dynamic radial load capacity of 45675 lbf and a max speed of 16250 RPM, it handles high-speed applications smoothly. The phenolic cage ensures quiet operation and longevity, while the open design allows for easy lubrication.

This bearing is ideal for precision machinery like spindles or CNC equipment, where accuracy and reliability are crucial. It operates efficiently in temperatures from -30°C to 110°C.

Weighing 5.7kg, it’s robust yet manageable for its size. Compliant with P4A tolerance standards, it’s interchangeable with SKF bearings, making it a dependable choice for replacements.

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Product Parameters

  • Part Number 71934 ACD/P4ADBA
  • 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 56 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 2 bearings <> DB
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing No
  • Preload Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 45675 lbf
  • Static Radial Load 72000 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 16250 rpm
  • Weight 5.7 kg
Super Precision Angular Contact Ball Bearings 71934 ACD/P4ADBA dimension drawing
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Features

Performance Features of 71934 ACD/P4ADBA Bearing

71934 ACD/P4ADBA Bearing is designed with a 25° contact angle, optimising load distribution for precision applications.
The matched arrangement of two bearings ensures stability and accuracy in high-speed operations.

Constructed from chrome steel, 71934 ACD/P4ADBA Bearing offers excellent durability and resistance to wear.
Its phenolic cage maintains ball alignment, reducing friction and enhancing performance.

With a maximum speed of 16,250 rpm, 71934 ACD/P4ADBA Bearing delivers reliable operation in demanding conditions.
The extra light preload (Class A) ensures smooth rotation and minimal vibration.

71934 ACD/P4ADBA Bearing’s dynamic radial load capacity of 45,675 lbf makes it suitable for heavy-duty applications.
Its precision P4A tolerance class guarantees consistent performance in critical machinery.

The open design of 71934 ACD/P4ADBA Bearing allows for easy lubrication, extending its service life.
Operating within a temperature range of -30°C to 110°C, it performs reliably in various environments.

Application

Industrial Uses of 71934 ACD/P4ADBA Bearing
71934 ACD/P4ADBA Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The matched arrangement of two bearings provides stability in demanding industrial environments.

In automotive applications, 71934 ACD/P4ADBA Bearing supports high-performance gearboxes, handling both radial and axial loads efficiently. Its extra light preload makes it suitable for smooth, low-friction operation in racing and luxury vehicles.

For medical imaging devices, 71934 ACD/P4ADBA Bearing’s phenolic cage and chrome steel construction offer reliable performance in sensitive equipment. The P4A tolerance class ensures minimal vibration, crucial for clear imaging results.

Automation systems benefit from 71934 ACD/P4ADBA Bearing’s ability to handle high speeds, making it ideal for robotic arms and CNC machinery. The open design allows for easy lubrication, extending service life in continuous operation.

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