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Super Precision Angular Contact Ball Bearings 71934 ACD/P4ATBTG320

Super Precision Angular Contact Ball Bearings 71934 ACD/P4ATBTG320

The 71934 ACD/P4ATBTG320 is a super precision angular contact ball bearing with a 170mm bore and 230mm outer diameter, crafted from high-quality chrome steel. It handles radial loads up to 59625 lbf and operates smoothly at speeds up to 16250 RPM.

With a 25° contact angle and open design, it offers excellent performance in high-speed applications. The phenolic cage ensures durability and reduces friction, while the matched set of three bearings provides balanced load distribution.

This bearing is ideal for precision machinery like CNC spindles or grinding machines, where accuracy and reliability are crucial. It works well in temperatures from -30°C to 110°C and comes pre-lubricated for easy installation.

Weighing 8.55kg, it’s robust yet designed for precision. Compliant with P4A tolerance standards, it’s interchangeable with SKF bearings for convenient replacements.

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Product Parameters

  • Part Number 71934 ACD/P4ATBTG320
  • 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 84 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 3 bearings <>> TBT
  • Number Of Bearings In Matched Set 3
  • Universal Matching Bearing No
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 59625 lbf
  • Static Radial Load 108000 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 16250 rpm
  • Weight 8.55 kg
Super Precision Angular Contact Ball Bearings 71934 ACD/P4ATBTG320 dimension drawing
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Features

Performance Features of 71934 ACD/P4ATBTG320 Bearing

71934 ACD/P4ATBTG320 Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls ensure durability under high dynamic radial loads up to 59,625 lbf.

The phenolic cage in 71934 ACD/P4ATBTG320 Bearing maintains ball alignment, reducing friction and wear.
With a maximum speed of 16,250 rpm, it delivers reliable performance in precision tasks.

71934 ACD/P4ATBTG320 Bearing operates efficiently within a temperature range of -30°C to 110°C.
Its P4A tolerance class ensures high precision, making it suitable for demanding industrial applications.

The matched arrangement of three bearings provides enhanced stability and load handling.
Preload availability further improves performance, ensuring smooth operation under varying conditions.

Application

Industrial Uses of 71934 ACD/P4ATBTG320 Bearing
71934 ACD/P4ATBTG320 Bearing is commonly used in high-precision machine tools, where its angular contact design handles combined radial and axial loads efficiently. The matched set of three bearings ensures stability in demanding industrial environments.

In automotive applications, 71934 ACD/P4ATBTG320 Bearing supports high-performance gearboxes and drivetrains, offering reliable operation under heavy loads. Its phenolic cage reduces friction, enhancing longevity in high-speed scenarios.

For medical imaging devices, 71934 ACD/P4ATBTG320 Bearing’s P4A tolerance class provides the precision needed for smooth, vibration-free operation. The chrome steel construction ensures durability in critical healthcare equipment.

Automation systems benefit from 71934 ACD/P4ATBTG320 Bearing’s preload capability, which maintains accuracy in robotic arms and CNC machinery. The open design allows for easy lubrication, reducing maintenance downtime.

In consumer electronics, 71934 ACD/P4ATBTG320 Bearing’s balanced performance makes it suitable for high-end printers and precision instruments. Its temperature range ensures reliability in various operating conditions.

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