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Super Precision Angular Contact Ball Bearings 71934 ACD/P4A

Super Precision Angular Contact Ball Bearings 71934 ACD/P4A

The 71934 ACD/P4A is a super precision angular contact ball bearing with a 170mm bore and 230mm outer diameter, crafted from high-quality chrome steel. Its 25° contact angle efficiently manages both radial and axial loads, suitable for demanding applications.

This bearing can handle dynamic radial loads up to 27900 lbf and operates smoothly at speeds up to 7500 RPM. The phenolic cage ensures durability while keeping the weight manageable at 2.85kg.

Its open design allows for easy lubrication, and the P4 tolerance class ensures high precision. The bearing performs reliably in temperatures ranging from -30°C to 110°C.

Ideal for precision machinery like CNC spindles or high-speed industrial equipment, this model is interchangeable with SKF bearings for convenient replacements.

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Product Parameters

  • Part Number 71934 ACD/P4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 170 mm
  • Bore Dia Tolerance -0.01mm to 0
  • Outer Dia 230 mm
  • Outer Dia Tolerance -0.011mm to 0
  • Width 28 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 19.05 mm
  • Ball Qty 29
  • Contact Angle 25°
  • Tolerance Class P4 (ABEC-7)
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement No
  • Preload Available
  • 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° to 110 °C
  • Max Speed 7500 rpm
  • Weight 2.85 kg
  • Price（$） 2814.453
Super Precision Angular Contact Ball Bearings 71934 ACD/P4A dimension drawing
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Features

Performance Features of 71934 ACD/P4A Bearing

71934 ACD/P4A Bearing is crafted with chrome steel rings and balls, ensuring high precision and durability.

Its 25° contact angle allows for efficient handling of combined radial and axial loads.

The phenolic cage maintains ball alignment, reducing friction and enhancing performance.

With a dynamic radial load capacity of 27900 lbf, it excels in demanding applications.

The P4 tolerance class ensures superior accuracy, making it ideal for precision tasks.

It operates smoothly at speeds up to 7,500 rpm, balancing speed and reliability.

The open design simplifies lubrication, promoting long service life with minimal maintenance.

Application

Key Fields for 71934 ACD/P4A Bearing
71934 ACD/P4A Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The phenolic cage reduces friction, making it suitable for high-speed operations.

In automotive applications, 71934 ACD/P4A Bearing supports components like wheel hubs and transmissions, handling both radial and axial loads efficiently. Its P4 tolerance class guarantees consistent performance in demanding conditions.

For medical imaging devices, 71934 ACD/P4A Bearing’s chrome steel construction provides durability and smooth operation. The open design allows for easy lubrication, extending its service life in critical equipment.

Automation systems benefit from 71934 ACD/P4A Bearing’s ability to handle complex loads in robotic arms. Its 25° contact angle ensures stability during precise movements, enhancing overall system reliability.

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