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Super Precision Angular Contact Ball Bearings S71913 ACDGB/HCP4A

Super Precision Angular Contact Ball Bearings S71913 ACDGB/HCP4A

The S71913 ACDGB/HCP4A is a super precision angular contact ball bearing with a 65mm bore and 90mm outer diameter, measuring just 13mm wide. Made from chrome steel with ceramic balls, it offers smooth operation and durability.

It handles radial loads up to 4388 lbf and spins at speeds up to 31,000 RPM, making it suitable for high-performance applications. The sealed design keeps lubrication in and contaminants out.

With a 25° contact angle and light preload, it provides excellent precision and stability. The phenolic cage ensures quiet and efficient performance.

Ideal for machine tools or high-speed spindles, this bearing is interchangeable with SKF models. It operates in temperatures from -30°C to 110°C and weighs only 0.18kg. Compliant with P4A tolerance standards for reliable use.

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Product Parameters

  • Part Number S71913 ACDGB/HCP4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 65 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 90 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 13 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 7.938 mm
  • Ball Qty 26
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Sealed
  • Matched Arrangement No
  • Number Of Bearings In Matched Set 3
  • 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 4388 lbf
  • Static Radial Load 3600 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 31000 rpm
  • Weight 0.18 kg
Super Precision Angular Contact Ball Bearings S71913 ACDGB/HCP4A dimension drawing
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Features

Performance Features of S71913 ACDGB/HCP4A Bearing

S71913 ACDGB/HCP4A Bearing is crafted with chrome steel rings and ceramic balls, ensuring high precision and durability.
The 25° contact angle allows it to handle both radial and axial loads efficiently.

With a dynamic radial load capacity of 4388 lbf, it performs reliably in demanding applications.
Its phenolic cage maintains ball alignment, reducing friction and extending service life.

The sealed design and grease lubrication ensure smooth operation even at high speeds up to 31,000 rpm.
It operates within a temperature range of -30°C to 110°C, making it versatile for various environments.

S71913 ACDGB/HCP4A Bearing’s P4A tolerance class guarantees exceptional precision for critical tasks.
Its lightweight design at 0.18 kg makes it suitable for applications where weight is a concern.

Application

Super Precision Angular Contact Ball Bearings S71913 ACDGB/HCP4A is commonly used in high-speed machine tools, where its ceramic balls and phenolic cage reduce friction and heat buildup. The P4A tolerance ensures exceptional accuracy for precision machining operations.

In aerospace applications, S71913 ACDGB/HCP4A supports components like turbine shafts, thanks to its ability to handle both radial and axial loads. The sealed design also protects against contaminants in demanding environments.

For robotics, S71913 ACDGB/HCP4A’s light preload and angular contact design enable smooth, precise movement in articulated arms. Its grease lubrication further enhances longevity in continuous operation.

Medical imaging devices benefit from S71913 ACDGB/HCP4A’s quiet operation and minimal vibration, critical for clear diagnostic results. The chrome steel rings provide durability in high-use scenarios.

In electric motors, S71913 ACDGB/HCP4A’s high-speed capability and low friction contribute to energy efficiency. The metric sizing makes it compatible with a wide range of industrial motor designs.

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