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Super Precision Angular Contact Ball Bearings S71908 ACDTP/HCP4B

Super Precision Angular Contact Ball Bearings S71908 ACDTP/HCP4B

The S71908 ACDTP/HCP4B is a super precision angular contact ball bearing, measuring 40mm by 62mm by 12mm. Made from chrome steel with ceramic balls, it offers smooth operation and durability.

It handles radial loads up to 2632 lbf and spins at speeds up to 24,000 RPM, making it suitable for high-performance applications. The sealed design keeps lubrication in and contaminants out.

With a 25° contact angle and P4 tolerance class, it provides excellent accuracy and stability. The phenolic cage ensures quiet and efficient performance.

Ideal for precision machinery like spindles or CNC tools, where high speeds and tight tolerances are needed. It works in temperatures from -30°C to 110°C and weighs just 0.1kg.

This model is interchangeable with SKF bearings, offering a reliable replacement option. Its preload and matched arrangement options add versatility for custom setups.

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Product Parameters

  • Part Number S71908 ACDTP/HCP4B
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 40 mm
  • Bore Dia Tolerance -0.006mm to 0
  • Outer Dia 62 mm
  • Outer Dia Tolerance -0.007mm to 0
  • Width 12 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 6.35 mm
  • Ball Qty 21
  • Contact Angle 25°
  • Tolerance Class P4 (ABEC-7)
  • System of Measurement Metric
  • Seal Type Sealed
  • Matched Arrangement Available
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 2632 lbf
  • Static Radial Load 1800 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 24000 rpm
  • Weight 0.1 kg
  • Price（$） 346.266
Super Precision Angular Contact Ball Bearings S71908 ACDTP/HCP4B dimension drawing
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Features

Engineered for Precision: S71908 ACDTP/HCP4B Bearing

S71908 ACDTP/HCP4B Bearing features a 25° contact angle, optimised for high-precision angular contact applications.
Its chrome steel rings and ceramic balls ensure smooth operation with minimal friction.

The phenolic cage in S71908 ACDTP/HCP4B Bearing maintains ball alignment, enhancing durability and performance.
With a dynamic radial load capacity of 2632 lbf, it handles demanding tasks reliably.

S71908 ACDTP/HCP4B Bearing operates at speeds up to 24,000 rpm, making it suitable for high-speed machinery.
Its sealed design and lubrication reduce maintenance needs, ensuring long service life.

Designed for temperatures from -30° to 110°C, S71908 ACDTP/HCP4B Bearing performs consistently in varied conditions.
The P4 tolerance class guarantees exceptional precision for critical applications.

Application

Essential Roles of S71908 ACDTP/HCP4B Bearing
S71908 ACDTP/HCP4B Bearing is widely used in high-speed machine tools, where its ceramic balls and phenolic cage reduce friction and heat buildup. The 25° contact angle ensures stable performance under combined radial and axial loads.

In robotics, S71908 ACDTP/HCP4B Bearing provides precise motion control for articulated arms, thanks to its P4 tolerance class. The sealed design keeps contaminants out, extending service life in dusty environments.

For dental drills and surgical tools, S71908 ACDTP/HCP4B Bearing’s smooth operation at 24,000 rpm meets stringent hygiene and reliability standards. Its chrome steel rings withstand frequent sterilisation without compromising accuracy.

Automotive turbochargers benefit from S71908 ACDTP/HCP4B Bearing’s ability to handle extreme rotational speeds. The matched arrangement option allows for custom preload settings to suit specific engine requirements.

In 3D printers, S71908 ACDTP/HCP4B Bearing’s low vibration characteristics improve print quality by minimising layer misalignment. The lubricated design ensures quiet operation in home or office settings.

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