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Super Precision Angular Contact Ball Bearings S7008 CDGA/HCP4A
Super Precision Angular Contact Ball Bearings S7008 CDGA/HCP4A

Super Precision Angular Contact Ball Bearings S7008 CDGA/HCP4A

The S7008 CDGA/HCP4A is a super precision angular contact ball bearing with a 40mm bore and 68mm outer diameter, crafted from durable chrome steel. Its compact 15mm width makes it suitable for tight spaces while maintaining high performance.

With a 15° contact angle and ceramic balls, it handles radial loads up to 3780 lbf and spins smoothly at speeds up to 41,000 RPM. The phenolic cage ensures quiet operation and long service life.

Sealed for protection, this bearing comes pre-greased and is ready to use, working well in temperatures from -30°C to 110°C. Its extra light preload (Class A) ensures minimal friction and precise movement.

Ideal for high-speed applications like machine tool spindles or precision equipment. The bearing is interchangeable with SKF models and can be paired in back-to-back, face-to-face, or tandem arrangements for versatile use. Weighing just 0.17kg, it’s lightweight yet robust.

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Product Parameters

  • Part Number S7008 CDGA/HCP4A
  • 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 15 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 Sealed
  • 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 Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 3780 lbf
  • Static Radial Load 2475 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 41000 rpm
  • Weight 0.17 kg

Features

How Does S7008 CDGA/HCP4A Bearing Achieve Super Precision?

S7008 CDGA/HCP4A Bearing features a 15° contact angle, optimised for high-precision angular contact applications.
Its ceramic balls and chrome steel rings reduce friction, enhancing speed and accuracy.

With a dynamic radial load capacity of 3780 lbf, S7008 CDGA/HCP4A Bearing handles demanding operations smoothly.
The phenolic cage ensures stable performance, even at speeds up to 41,000 rpm.

S7008 CDGA/HCP4A Bearing operates efficiently in temperatures from -30°C to 110°C.
Its sealed design and grease lubrication minimise maintenance while extending service life.

Application

How Does S7008 CDGA/HCP4A Bearing Improve Performance?
S7008 CDGA/HCP4A Bearing is a go-to choice for high-speed machine tools, where its ceramic balls and phenolic cage reduce friction and heat buildup. The 15° contact angle ensures smooth handling of combined radial and axial loads.

In robotics, S7008 CDGA/HCP4A Bearing excels in articulated arms, thanks to its P4A precision tolerance and grease lubrication. The sealed design keeps contaminants out, even in dusty workshop environments.

For dental drills and lab centrifuges, S7008 CDGA/HCP4A Bearing’s consistent performance at 41,000 rpm makes it reliable. The chrome steel rings withstand frequent sterilization cycles without compromising accuracy.

Automotive turbochargers benefit from S7008 CDGA/HCP4A Bearing’s ability to handle rapid acceleration shifts. Its matched universal pairing option simplifies installation in tight engine compartments.

Home appliance makers use S7008 CDGA/HCP4A Bearing in premium blenders and vacuum cleaners. The extra-light preload ensures quiet operation, while the temperature range suits daily household use.

Q&A

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