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

Super Precision Angular Contact Ball Bearings S7008 ACDGB/HCP4A

The S7008 ACDGB/HCP4A is a super precision angular contact ball bearing with a 40mm bore and 68mm outer diameter, crafted from chrome steel for durability. Its 25° contact angle and ceramic balls ensure smooth operation under angular loads.

This sealed bearing handles dynamic radial loads up to 3578 lbf and spins at speeds up to 41,000 RPM. The phenolic cage and grease lubrication make it low-maintenance and long-lasting in temperatures from -30°C to 110°C.

With a P4A tolerance class, it offers high precision for demanding applications. The bearing can be paired in back-to-back, face-to-face, or tandem arrangements for versatile use.

Ideal for high-speed machinery like spindles or robotics, where precision and reliability are key. Weighing just 0.17kg, it’s lightweight yet robust for its size.

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Product Parameters

  • Part Number S7008 ACDGB/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 25°
  • 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 Light / Class B
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 3578 lbf
  • Static Radial Load 2340 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 41000 rpm
  • Weight 0.17 kg

Features

Performance Features of S7008 ACDGB/HCP4A Bearing

S7008 ACDGB/HCP4A Bearing is crafted with chrome steel rings and ceramic balls, ensuring high precision and durability.
Its 25° contact angle provides excellent angular contact performance, suitable for various load directions.

The phenolic cage maintains ball alignment, reducing friction and enhancing operational smoothness.
With a maximum speed of 41,000 rpm, it delivers reliable performance in high-speed applications.

S7008 ACDGB/HCP4A Bearing’s grease lubrication ensures consistent performance across a temperature range of -30°C to 110°C.
Its P4A tolerance class guarantees precision, making it ideal for demanding industrial uses.

The dynamic radial load capacity of 3578 lbf ensures robustness under heavy loads.
Its lightweight design at 0.17 kg adds to its versatility in various machinery setups.

Application

Essential Roles of S7008 ACDGB/HCP4A Bearing
In high-speed machine tools, S7008 ACDGB/HCP4A Bearing excels with its ceramic balls and phenolic cage, reducing friction and heat buildup. The 25° contact angle ensures stable performance under combined radial and axial loads.

Where Is S7008 ACDGB/HCP4A Bearing Used?
You’ll often find S7008 ACDGB/HCP4A Bearing in precision spindles for grinding machines, where its P4A tolerance class maintains tight runout. The grease lubrication works well in enclosed environments.

Built for Heavy-Duty Use: S7008 ACDGB/HCP4A Bearing
This bearing handles demanding applications like CNC lathes, where its chrome steel rings withstand continuous operation. The light preload helps maintain positioning accuracy during heavy cuts.

Medical vs Industrial: Where S7008 ACDGB/HCP4A Bearing Excels
While S7008 ACDGB/HCP4A Bearing performs well in industrial robotics, its clean operation also suits medical imaging devices. The sealed design keeps contaminants out in both environments.

How Does S7008 ACDGB/HCP4A Bearing Support High-Speed Operations?
With a max speed of 41,000 rpm, S7008 ACDGB/HCP4A Bearing is ideal for dental drill handpieces. The ceramic balls’ lower mass reduces centrifugal force at extreme speeds.

Q&A

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