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Super Precision Angular Contact Ball Bearings S71913 CDGA/HCP4A

Super Precision Angular Contact Ball Bearings S71913 CDGA/HCP4A

The S71913 CDGA/HCP4A is a super precision angular contact ball bearing with a 65mm bore and 90mm outer diameter, designed for high-speed applications. Its 15° contact angle and ceramic balls ensure smooth operation under radial loads up to 4680 lbf.

This sealed bearing comes pre-lubricated with grease and can handle speeds up to 36,000 RPM. The phenolic cage and chrome steel rings provide durability while keeping the weight light at just 0.18kg.

With a P4A tolerance class, it offers exceptional accuracy for demanding tasks. Ideal for machine tools or spindle drives where precision and speed are crucial. Works well in temperatures from -30°C to 110°C.

This model is interchangeable with SKF bearings and can be arranged back-to-back, face-to-face, or tandem for versatile use. A reliable choice for high-performance machinery.

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Product Parameters

  • Part Number S71913 CDGA/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 15°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Sealed
  • Matched Arrangement No
  • Number Of Bearings In Matched Set 4
  • 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 4680 lbf
  • Static Radial Load 3825 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 36000 rpm
  • Weight 0.18 kg
Super Precision Angular Contact Ball Bearings S71913 CDGA/HCP4A dimension drawing
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Features

Performance Features of S71913 CDGA/HCP4A Bearing

S71913 CDGA/HCP4A Bearing is designed with a 15° contact angle, optimising load distribution for precision applications.
Its chrome steel rings and ceramic balls reduce friction, enhancing speed capabilities up to 36,000 rpm.

The phenolic cage ensures smooth operation while maintaining stability under dynamic radial loads of 4680 lbf.
With a P4A tolerance class, it delivers consistent performance in high-precision environments.

S71913 CDGA/HCP4A Bearing operates efficiently in temperatures ranging from -30°C to 110°C.
Its sealed design and grease lubrication minimise maintenance, making it a reliable choice for demanding applications.

Application

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

In robotics, S71913 CDGA/HCP4A provides smooth motion control in articulated arms, thanks to its angular contact design and extra-light preload. The sealed construction also protects against contaminants in dynamic environments.

For medical imaging devices, S71913 CDGA/HCP4A’s chrome steel rings and ceramic balls deliver quiet, reliable performance. Its compact size and high-speed capability make it ideal for sensitive diagnostic equipment.

In aerospace applications, S71913 CDGA/HCP4A handles both radial and axial loads in avionics systems. The grease lubrication and wide temperature range ensure consistent operation under varying conditions.

Automotive testing equipment benefits from S71913 CDGA/HCP4A’s precision and durability. Its matched arrangement options allow for custom configurations in performance measurement systems.

Q&A

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