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Super Precision Angular Contact Ball Bearings S71913 CEGA/HCP4A

Super Precision Angular Contact Ball Bearings S71913 CEGA/HCP4A

The S71913 CEGA/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 3712 lbf.

The sealed design keeps grease in and contaminants out, while the phenolic cage offers durability. It can handle speeds up to 36,000 RPM and temperatures from -30°C to 110°C.

This bearing is part of a matched set, suitable for universal mounting in back-to-back, face-to-face, or tandem configurations. Ideal for precision machinery like spindles or CNC equipment where accuracy and speed are key.

Weighing just 0.17kg, it’s lightweight yet robust, with a P4A tolerance class for exceptional performance. Interchangeable with SKF bearings for easy replacement.

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Product Parameters

  • Part Number S71913 CEGA/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 24
  • Contact Angle 15°
  • 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 Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 3712 lbf
  • Static Radial Load 2745 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 36000 rpm
  • Weight 0.17 kg
Super Precision Angular Contact Ball Bearings S71913 CEGA/HCP4A dimension drawing
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Features

Performance Features of S71913 CEGA/HCP4A Bearing

S71913 CEGA/HCP4A Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.
The chrome steel rings and ceramic balls enhance durability and reduce friction during high-speed operation.

With a dynamic radial load capacity of 3712 lbf, it handles demanding conditions reliably.
The phenolic cage ensures smooth operation, even at speeds up to 36,000 rpm.

S71913 CEGA/HCP4A Bearing operates efficiently within a temperature range of -30°C to 110°C.
Its sealed design and grease lubrication minimise maintenance needs, extending service life.

The P4A tolerance class guarantees precision, making it suitable for high-accuracy applications.
Its universal matching capability allows flexible arrangement options like back-to-back or face-to-face configurations.

Application

Super Precision Angular Contact Ball Bearings S71913 CEGA/HCP4A are commonly used in high-speed machine tools, where their ceramic balls and phenolic cage reduce friction and heat buildup. The sealed design keeps contaminants out, ensuring long-lasting performance in demanding environments.
In robotics, S71913 CEGA/HCP4A Bearings provide smooth motion control for articulated arms, thanks to their extra-light preload and P4A tolerance class. Their compact size makes them ideal for space-constrained applications.
For medical imaging devices, S71913 CEGA/HCP4A Bearings offer reliable precision, with their chrome steel rings handling angular loads effectively. The grease lubrication ensures quiet operation, which is crucial in sensitive medical settings.
In aerospace applications, S71913 CEGA/HCP4A Bearings support components like gyroscopes, where their high-speed capability and temperature resistance are key. The universal matching option allows for flexible mounting configurations.

Q&A

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