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Super Precision Angular Contact Ball Bearings 7008 CEGA/HCP4AH1

Super Precision Angular Contact Ball Bearings 7008 CEGA/HCP4AH1

The 7008 CEGA/HCP4AH1 is a super precision angular contact ball bearing, measuring 40mm by 68mm by 15mm. Made from chrome steel with ceramic balls, it offers smooth operation and durability.

With a 15° contact angle, it handles radial loads up to 2790 lbf and spins at speeds up to 56,000 RPM. Its phenolic cage ensures quiet performance, while the open design allows easy lubrication.

This bearing is ideal for high-speed applications like machine tool spindles or precision equipment. It comes pre-lubricated and can be used in back-to-back, face-to-face, or tandem arrangements.

Weighing just 0.17kg, it’s lightweight yet robust. Compliant with P4A tolerance standards, it’s interchangeable with SKF bearings for easy replacements.

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Product Parameters

  • Part Number 7008 CEGA/HCP4AH1
  • 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 7.144 mm
  • Ball Qty 19
  • 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 Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 2790 lbf
  • Static Radial Load 1721 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 56000 rpm
  • Weight 0.17 kg
Super Precision Angular Contact Ball Bearings 7008 CEGA/HCP4AH1 dimension drawing
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Features

How Does 7008 CEGA/HCP4AH1 Bearing Achieve Super Precision?

7008 CEGA/HCP4AH1 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.

The phenolic cage ensures smooth operation, even at maximum speeds of 56,000 rpm.
With a P4A tolerance class, it maintains exceptional dimensional stability under load.

7008 CEGA/HCP4AH1 Bearing’s extra-light preload design minimises vibration for sensitive equipment.
Its dynamic radial load capacity of 2790 lbf provides reliable performance in demanding conditions.

The open design allows for easy lubrication, extending service life in temperatures from -30°C to 110°C.
This bearing is universally matchable, offering flexibility in back-to-back or face-to-face arrangements.

Application

Industrial Uses of 7008 CEGA/HCP4AH1 Bearing
7008 CEGA/HCP4AH1 Bearing is commonly used in high-speed machine tools, where its ceramic balls and phenolic cage reduce friction and heat buildup. The P4A tolerance ensures precise alignment for smooth operation in demanding industrial settings.

Where Is 7008 CEGA/HCP4AH1 Bearing Used?
You’ll often find 7008 CEGA/HCP4AH1 Bearing in automotive applications like electric motor shafts, thanks to its angular contact design handling combined loads efficiently. Its lightweight phenolic cage also helps reduce vibration in high-RPM scenarios.

Perfect Fit for Automation: 7008 CEGA/HCP4AH1 Bearing
In robotic arms, 7008 CEGA/HCP4AH1 Bearing’s extra-light preload allows for precise movement control without sacrificing speed. The ceramic balls further enhance durability in continuous operation cycles.

Medical vs Industrial: Where 7008 CEGA/HCP4AH1 Bearing Excels
While 7008 CEGA/HCP4AH1 Bearing performs well in industrial grinders, its clean operation also suits medical imaging devices requiring minimal particulate generation. The chrome steel rings provide reliable performance in both environments.

How Does 7008 CEGA/HCP4AH1 Bearing Support High-Speed Operations?
With a max speed of 56,000 RPM, 7008 CEGA/HCP4AH1 Bearing is ideal for dental drill handpieces and small spindles. The lubricated design maintains performance while reducing maintenance needs in critical applications.

Q&A

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