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Super Precision Angular Contact Ball Bearings 708 CDGA/P4A

Super Precision Angular Contact Ball Bearings 708 CDGA/P4A

The 708 CDGA/P4A is a super precision angular contact ball bearing with an 8mm bore and 22mm outer diameter, crafted from durable chrome steel. Its compact 7mm width makes it suitable for tight spaces while maintaining high performance.

With a 15° contact angle, it handles both radial and axial loads efficiently, supporting up to 731 lbf dynamically. It spins smoothly at speeds up to 110,000 RPM, ideal for high-speed applications.

The open design and phenolic cage ensure low friction and easy maintenance. Its P4A tolerance class guarantees exceptional precision for demanding tasks.

This bearing is interchangeable with SKF models and works well in temperatures from -30°C to 110°C. Perfect for precision machinery like spindles or dental tools where accuracy and speed are crucial.

Weighing just 0.012kg, it’s lightweight yet robust. It can be paired in back-to-back, face-to-face, or tandem arrangements for versatile use.

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Product Parameters

  • Part Number 708 CDGA/P4A
  • 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 7 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 3.969 mm
  • Ball Qty 9
  • Contact Angle 15°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement No
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing Yes, back-to-back (<>), face-to-face (><) or tandem (>>)
  • Preload Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 731 lbf
  • Static Radial Load 308 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 110000 rpm
  • Weight 0.012 kg
  • Price（$） 65.34
Super Precision Angular Contact Ball Bearings 708 CDGA/P4A dimension drawing
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Features

Performance Features of 708 CDGA/P4A Bearing

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

Its 15° 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 maximum speed of 110,000 rpm, it excels in high-speed applications.

How Does 708 CDGA/P4A Bearing Reduce Friction?

708 CDGA/P4A Bearing’s precision design minimises friction, promoting smooth operation.

The chrome steel construction and phenolic cage work together to reduce wear.

Its extra light preload ensures optimal performance with minimal resistance.

This makes it ideal for applications requiring quiet and efficient motion.

Engineered for Precision: 708 CDGA/P4A Bearing

708 CDGA/P4A Bearing meets P4A tolerance standards, ensuring exceptional accuracy.

Its dynamic radial load capacity of 731 lbf supports reliable performance under stress.

The open design allows for easy lubrication, maintaining smooth operation.

With a temperature range of -30°C to 110°C, it adapts to various environments.

Application

Key Fields for 708 CDGA/P4A Bearing
In precision machinery like CNC spindles, 708 CDGA/P4A Bearing excels due to its 15° contact angle and P4A tolerance class, ensuring smooth rotation under radial loads. The phenolic cage reduces friction, ideal for high-speed applications up to 110,000 rpm.

Where Is 708 CDGA/P4A Bearing Used?
You’ll often spot 708 CDGA/P4A Bearing in dental drills and lab centrifuges, where its chrome steel construction handles rapid starts and stops. Its compact 8mm bore fits neatly into space-sensitive medical devices.

Built for Heavy-Duty Use: 708 CDGA/P4A Bearing
This bearing pairs well in back-to-back arrangements for industrial pumps, balancing axial and radial forces. The extra-light preload minimises vibration, a boon for sensitive measuring equipment.

Automotive vs Aerospace: Applications of 708 CDGA/P4A Bearing
In cars, 708 CDGA/P4A Bearing supports turbocharger shafts, while aircraft systems value its lightweight design. Both benefit from its -30°C to 110°C operating range and lubricated longevity.

Perfect Fit for Automation: 708 CDGA/P4A Bearing
Robotic joints rely on 708 CDGA/P4A Bearing for its 731 lbf dynamic load capacity and tandem mounting options. The 9-ball design distributes loads evenly, reducing wear in continuous operation.

Q&A

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