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Super Precision Angular Contact Ball Bearings S71917 CDGA/HCP4A

Super Precision Angular Contact Ball Bearings S71917 CDGA/HCP4A

The S71917 CDGA/HCP4A is a super precision angular contact ball bearing with an 85mm bore and 120mm outer diameter, measuring 18mm wide. Made from chrome steel with ceramic balls, it offers excellent durability and smooth operation.

It handles radial loads up to 10395 lbf and spins at speeds up to 17000 RPM, thanks to its phenolic cage and grease lubrication. The sealed design keeps contaminants out, ensuring long service life.

With a 15° contact angle and P4A tolerance class, it provides high accuracy for demanding applications. The bearing comes in matched sets of two, suitable for back-to-back, face-to-face, or tandem arrangements.

Ideal for precision machinery like spindles or CNC equipment, it operates in temperatures from -30°C to 110°C. Weighing 0.46kg, it’s a reliable choice for high-speed, high-precision environments.

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Product Parameters

  • Part Number S71917 CDGA/HCP4A
  • 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 18 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 11.112 mm
  • Ball Qty 25
  • Contact Angle 15°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Sealed
  • Matched Arrangement Available
  • 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 10395 lbf
  • Static Radial Load 10800 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 17000 rpm
  • Weight 0.46 kg
Super Precision Angular Contact Ball Bearings S71917 CDGA/HCP4A dimension drawing
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Features

Performance Features of S71917 CDGA/HCP4A Bearing

S71917 CDGA/HCP4A Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.
The ceramic balls and chrome steel rings enhance durability while reducing friction.

With a dynamic radial load capacity of 10,395 lbf, S71917 CDGA/HCP4A Bearing handles demanding conditions reliably.
Its phenolic cage ensures smooth operation at high speeds up to 17,000 rpm.

S71917 CDGA/HCP4A Bearing operates efficiently in temperatures ranging from -30°C to 110°C.
The sealed design and grease lubrication minimise maintenance needs.

Available in matched sets, S71917 CDGA/HCP4A Bearing offers flexibility for various mounting arrangements.
Its P4A tolerance class ensures precision in high-performance applications.

Application

Common Applications of S71917 CDGA/HCP4A Bearing
S71917 CDGA/HCP4A Bearing is commonly used in high-speed machine tools, where its precision and angular contact design ensure accurate performance. The ceramic balls reduce friction, making it ideal for applications requiring smooth operation.

In robotics, S71917 CDGA/HCP4A Bearing supports articulated arms, providing stability and durability. Its matched arrangement allows for flexible configurations, adapting to various movement requirements.

For medical imaging devices, S71917 CDGA/HCP4A Bearing’s phenolic cage and sealed design maintain cleanliness and reliability. The P4A tolerance class ensures consistent performance in critical healthcare environments.

In aerospace applications, S71917 CDGA/HCP4A Bearing handles high radial loads while maintaining low weight. The grease lubrication and temperature range make it suitable for demanding flight conditions.

Q&A

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