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Super Precision Angular Contact Ball Bearings 7008 ACD/HCP4ADGA
Super Precision Angular Contact Ball Bearings 7008 ACD/HCP4ADGA

Super Precision Angular Contact Ball Bearings 7008 ACD/HCP4ADGA

The 7008 ACD/HCP4ADGA is a super precision angular contact ball bearing with a 40mm bore and 68mm outer diameter, crafted from durable chrome steel and ceramic balls. It handles radial loads up to 5850 lbf and operates smoothly at speeds up to 56,000 RPM.

Its 25° contact angle and universal matching design allow flexible arrangements like back-to-back or face-to-face setups. The phenolic cage ensures quiet, long-lasting performance even under high speeds.

Preloaded for extra light operation, this bearing is ideal for precision applications like machine tool spindles or high-speed robotics. It works reliably in temperatures from -30°C to 110°C.

Weighing just 0.34kg, it comes as a matched set of two bearings for balanced performance. Compliant with P4A tolerance standards, it’s interchangeable with SKF models for easy replacement.

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Product Parameters

  • Part Number 7008 ACD/HCP4ADGA
  • 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 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 Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 5850 lbf
  • Static Radial Load 4680 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 56000 rpm
  • Weight 0.34 kg
  • Price($) 216.441

Features

How Does 7008 ACD/HCP4ADGA Bearing Achieve Super Precision?

7008 ACD/HCP4ADGA Bearing features a 25° contact angle and ceramic balls, ensuring high precision in angular contact applications.
Its phenolic cage maintains ball alignment, reducing friction and enhancing smooth operation.

With a dynamic radial load capacity of 5850 lbf, 7008 ACD/HCP4ADGA Bearing handles demanding tasks reliably.
The P4A tolerance class guarantees consistent performance, even at high speeds up to 56,000 rpm.

7008 ACD/HCP4ADGA Bearing’s universal matching design allows flexible arrangements like back-to-back or face-to-face.
This adaptability makes it suitable for diverse precision engineering needs.

The chrome steel rings and ceramic balls resist wear, extending the bearing’s service life.
Lubrication is optimised to maintain performance across a temperature range of -30°C to 110°C.

7008 ACD/HCP4ADGA Bearing’s lightweight phenolic cage reduces overall weight without compromising strength.
Its open design simplifies maintenance, ensuring long-term reliability in precision applications.

Application

Common Applications of 7008 ACD/HCP4ADGA Bearing
7008 ACD/HCP4ADGA Bearing is widely used in high-speed machine tools, where its precision angular contact design ensures accurate spindle rotation. The ceramic balls reduce friction, making it ideal for applications demanding smooth operation.

In robotics, 7008 ACD/HCP4ADGA Bearing supports articulated arms, providing stability and load handling in dynamic movements. Its universal matching feature allows flexible arrangement to suit various robotic configurations.

For aerospace components, 7008 ACD/HCP4ADGA Bearing’s phenolic cage and chrome steel rings offer durability in extreme conditions. The extra light preload ensures minimal vibration, crucial for sensitive avionics systems.

Automotive enthusiasts appreciate 7008 ACD/HCP4ADGA Bearing in performance gearboxes, where its high-speed capability enhances shifting precision. The metric sizing ensures compatibility with a range of European and Asian models.

In medical imaging devices, 7008 ACD/HCP4ADGA Bearing’s P4A tolerance class guarantees consistent performance. The lubricated design reduces maintenance needs, making it reliable for critical healthcare equipment.

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