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Super Precision Angular Contact Ball Bearings S71917 ACE/HCP4ADBA

Super Precision Angular Contact Ball Bearings S71917 ACE/HCP4ADBA

The S71917 ACE/HCP4ADBA is a super precision angular contact ball bearing measuring 85mm by 120mm by 36mm, crafted from durable chrome steel with ceramic balls. It handles radial loads up to 10395 lbf and reaches speeds of 28000 RPM, making it suitable for high-performance applications.

Its sealed design and phenolic cage ensure smooth operation with minimal maintenance, while the 25° contact angle provides excellent stability. The bearing comes preloaded for extra light performance, ideal for precision machinery.

This matched set of two bearings (DB arrangement) offers reliable angular contact load support. Perfect for CNC spindles or high-speed rotary tables where accuracy is key.

Weighing 0.88kg, it operates in temperatures from -30°C to 110°C and meets P4A tolerance standards for consistent performance.

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Product Parameters

  • Part Number S71917 ACE/HCP4ADBA
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 85 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 120 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 36 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 11.112 mm
  • Ball Qty 23
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Sealed
  • Matched Arrangement 2 bearings <> DB
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing No
  • Preload Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 10395 lbf
  • Static Radial Load 9900 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 28000 rpm
  • Weight 0.88 kg
Super Precision Angular Contact Ball Bearings S71917 ACE/HCP4ADBA dimension drawing
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Features

Performance Features of S71917 ACE/HCP4ADBA Bearing

S71917 ACE/HCP4ADBA Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its ceramic balls and chrome steel rings enhance durability and reduce friction during high-speed operation.

The sealed design of S71917 ACE/HCP4ADBA Bearing protects against contaminants, ensuring consistent performance.
With a maximum speed of 28,000 rpm, it is suitable for precision tasks requiring high rotational accuracy.

S71917 ACE/HCP4ADBA Bearing’s phenolic cage maintains ball alignment, contributing to smooth operation.
Its extra light preload (Class A) minimises vibration, making it ideal for sensitive machinery.

The matched arrangement of two bearings (DB) provides balanced load handling and stability.
S71917 ACE/HCP4ADBA Bearing operates efficiently within a temperature range of -30°C to 110°C.

Application

Industrial Uses of S71917 ACE/HCP4ADBA Bearing
S71917 ACE/HCP4ADBA Bearing is commonly used in high-speed machine tools, where its precision and ceramic balls reduce friction for smoother operation. The sealed design keeps contaminants out, extending the bearing’s lifespan in demanding environments.

How Does S71917 ACE/HCP4ADBA Bearing Improve Performance?
In automotive applications like electric motor systems, S71917 ACE/HCP4ADBA Bearing’s angular contact design handles combined loads efficiently. The phenolic cage offers stability, even at high rotational speeds.

Perfect Fit for Automation: S71917 ACE/HCP4ADBA Bearing
S71917 ACE/HCP4ADBA Bearing works well in robotic arms, providing the accuracy needed for repetitive tasks. Its extra-light preload ensures minimal vibration, which is crucial for delicate operations.

Medical vs Industrial: Where S71917 ACE/HCP4ADBA Bearing Excels
S71917 ACE/HCP4ADBA Bearing is ideal for medical imaging devices due to its low noise and high precision. In industrial settings, it’s equally reliable for spindle drives and other high-performance machinery.

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