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Super Precision Angular Contact Ball Bearings S71912 ACDGB/P4A

Super Precision Angular Contact Ball Bearings S71912 ACDGB/P4A

The S71912 ACDGB/P4A is a super precision angular contact ball bearing with a 60mm bore and 85mm outer diameter, crafted from high-quality chrome steel. Its compact 13mm width makes it suitable for space-sensitive applications.

With a 25° contact angle and light preload, it handles radial loads up to 4185 lbf and spins smoothly at speeds up to 36,000 RPM. The sealed design keeps grease in and contaminants out for reliable performance.

The phenolic cage reduces friction, while the P4A tolerance class ensures exceptional accuracy. It operates in temperatures from -30°C to 110°C, making it versatile for various environments.

Ideal for high-speed applications like machine tool spindles or precision instruments. Weighing just 0.2kg, it’s lightweight yet durable. Compatible with SKF bearings for easy replacement.

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Product Parameters

  • Part Number S71912 ACDGB/P4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 60 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 85 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 13 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 7.938 mm
  • Ball Qty 24
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Sealed
  • Matched Arrangement No
  • Number Of Bearings In Matched Set 3
  • Universal Matching Bearing Yes, back-to-back (<>), face-to-face (><) or tandem (>>)
  • Preload Light / Class B
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 4185 lbf
  • Static Radial Load 3285 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 36000 rpm
  • Weight 0.2 kg
Super Precision Angular Contact Ball Bearings S71912 ACDGB/P4A dimension drawing
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Features

Performance Features of S71912 ACDGB/P4A Bearing

S71912 ACDGB/P4A Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls ensure durability under dynamic radial loads up to 4185 lbf.

The phenolic cage in S71912 ACDGB/P4A Bearing maintains ball alignment, reducing friction and wear.
With a maximum speed of 36,000 rpm, it delivers smooth and efficient operation.

S71912 ACDGB/P4A Bearing operates in temperatures from -30°C to 110°C, suitable for various environments.
Its sealed design and grease lubrication minimise maintenance requirements.

The P4A tolerance class ensures high precision, making S71912 ACDGB/P4A Bearing ideal for demanding applications.
Its lightweight design at 0.2 kg adds to its versatility.

Application

Super Precision Angular Contact Ball Bearings S71912 ACDGB/P4A are commonly used in high-speed machine tools, where their 25° contact angle ensures accurate radial and axial load handling. The sealed design helps maintain lubrication, reducing maintenance needs in demanding environments.

In robotics, S71912 ACDGB/P4A Bearings provide smooth motion control for robotic arms, thanks to their light preload and high-speed capability. Their phenolic cage also minimises friction, enhancing efficiency in automated systems.

For medical imaging devices, S71912 ACDGB/P4A Bearings offer reliable performance due to their chrome steel construction and P4A tolerance class. The consistent operation is vital for precision equipment like MRI scanners.

In electric motors, these bearings support high-speed rotation while managing angular loads effectively. The grease lubrication ensures long service life, even under continuous use.

For aerospace applications, S71912 ACDGB/P4A Bearings handle both radial and thrust loads in compact spaces. Their lightweight design and high-speed tolerance make them suitable for avionics and control systems.

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