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Super Precision Angular Contact Ball Bearings 7008 CD/P4ADBA
Super Precision Angular Contact Ball Bearings 7008 CD/P4ADBA

Super Precision Angular Contact Ball Bearings 7008 CD/P4ADBA

The 7008 CD/P4ADBA is a super precision angular contact ball bearing with a 40mm bore and 68mm outer diameter, crafted from durable chrome steel. It handles radial loads up to 6210 lbf and reaches speeds of 41,000 RPM, making it suitable for high-performance applications.

Its 15° contact angle and matched arrangement (2 bearings DB) provide excellent stability under angular loads. The phenolic cage ensures smooth operation, while the open design allows for easy lubrication.

This bearing is ideal for precision machinery like spindles or CNC equipment, where accuracy and speed are crucial. It operates reliably in temperatures from -30°C to 110°C.

Weighing 0.38kg, it’s a robust yet lightweight choice. Compliant with P4A tolerance standards, it’s interchangeable with SKF bearings for convenient replacements.

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Product Parameters

  • Part Number 7008 CD/P4ADBA
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 40 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 68 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 30 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 7.938 mm
  • Ball Qty 18
  • Contact Angle 15°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement 2 bearings <> DB
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing No
  • Preload Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 6210 lbf
  • Static Radial Load 4950 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 41000 rpm
  • Weight 0.38 kg
  • Price($) 15.75

Features

Performance Features of 7008 CD/P4ADBA Bearing

7008 CD/P4ADBA Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls enhance durability, supporting dynamic radial loads up to 6210 lbf.

The phenolic cage ensures smooth operation, even at high speeds of 41,000 rpm.
Precision-matched as a duplex set, it offers extra light preload for consistent performance.

With a temperature range of -30°C to 110°C, 7008 CD/P4ADBA Bearing adapts to various operating conditions.
Its open design simplifies lubrication, maintaining efficiency over extended periods.

Application

Industrial Uses of 7008 CD/P4ADBA Bearing
This bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The matched arrangement of two bearings provides stability in demanding industrial environments.

How Does 7008 CD/P4ADBA Bearing Improve Performance?
In automotive applications, it enhances the efficiency of gearboxes and electric motors by reducing friction. The phenolic cage material helps maintain performance even at high speeds.

Perfect Fit for Automation: 7008 CD/P4ADBA Bearing
It’s ideal for robotic arms and CNC machines, thanks to its extra light preload and P4A tolerance class. The chrome steel construction ensures long-lasting durability in continuous operation.

Medical vs Industrial: Where 7008 CD/P4ADBA Bearing Excels
In medical imaging devices, its precision and low noise are crucial for clear diagnostics. Meanwhile, in industrial settings, it handles heavy radial loads with ease.

Essential Roles of 7008 CD/P4ADBA Bearing
From 3D printers to conveyor systems, this bearing supports smooth motion and precise positioning. Its lubricated design reduces maintenance needs, making it a reliable choice.

Q&A

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