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Super Precision Angular Contact Ball Bearings 708 ACD/P4ADGB

Super Precision Angular Contact Ball Bearings 708 ACD/P4ADGB

The 708 ACD/P4ADGB is a super precision angular contact ball bearing with an 8mm bore and 22mm outer diameter, crafted from durable chrome steel. It handles radial loads up to 1170 lbf and spins smoothly at speeds up to 110,000 RPM.

Its 25° contact angle and universal matching design allow flexible arrangements like back-to-back or face-to-face. The phenolic cage ensures quiet operation and long service life.

This bearing comes pre-lubricated and works in temperatures from -30°C to 110°C. Ideal for high-speed applications like machine tool spindles or precision instruments.

Weighing just 0.024kg, it’s lightweight yet robust. The P4A tolerance class guarantees exceptional accuracy for demanding tasks.

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Product Parameters

  • Part Number 708 ACD/P4ADGB
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 8 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 22 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 14 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 3.969 mm
  • Ball Qty 9
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement Universal matching
  • Number Of Bearings In Matched Set 2
  • 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 1170 lbf
  • Static Radial Load 596 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 110000 rpm
  • Weight 0.024 kg
  • Price（$） 111.483
Super Precision Angular Contact Ball Bearings 708 ACD/P4ADGB dimension drawing
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Features

Performance Features of 708 ACD/P4ADGB Bearing

708 ACD/P4ADGB Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls ensure durability, while the phenolic cage reduces friction and noise.

With a dynamic radial load capacity of 1170 lbf, 708 ACD/P4ADGB Bearing handles demanding conditions reliably.
The P4A tolerance class guarantees high precision, making it suitable for super precision tasks.

708 ACD/P4ADGB Bearing supports universal matching, allowing flexible arrangements like back-to-back or face-to-face.
Its maximum speed of 110,000 rpm ensures efficient performance in high-speed applications.

Application

Common Applications of 708 ACD/P4ADGB Bearing
In machine tools, 708 ACD/P4ADGB Bearing ensures smooth spindle rotation, thanks to its precision angular contact design. The light preload helps maintain accuracy during high-speed operations.

Where Is 708 ACD/P4ADGB Bearing Used?
You’ll often find 708 ACD/P4ADGB Bearing in robotics, where its universal matching feature allows flexible mounting. Its phenolic cage reduces friction, making it ideal for repetitive movements.

Optimized for Performance: 708 ACD/P4ADGB Bearing
For small electric motors, 708 ACD/P4ADGB Bearing handles radial and axial loads efficiently. The chrome steel construction ensures durability even in demanding conditions.

Automotive vs Aerospace: Applications of 708 ACD/P4ADGB Bearing
In automotive systems, 708 ACD/P4ADGB Bearing supports gearbox components with reliable performance. In aerospace, its high-speed capability makes it suitable for instrumentation.

Practical Applications of 708 ACD/P4ADGB Bearing
Medical devices like dental drills benefit from 708 ACD/P4ADGB Bearing’s low vibration and quiet operation. The P4A tolerance class guarantees consistent precision.

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