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Super Precision Angular Contact Ball Bearings S71919 CDGA/HCP4A

Super Precision Angular Contact Ball Bearings S71919 CDGA/HCP4A

The S71919 CDGA/HCP4A is a super precision angular contact ball bearing with a 95mm bore and 130mm outer diameter, crafted from durable chrome steel and ceramic balls. It handles radial loads up to 11115 lbf and spins smoothly at speeds up to 21000 RPM.

Its sealed design keeps grease in and contaminants out, while the phenolic cage ensures quiet operation. The 15° contact angle provides excellent stability for high-speed applications.

This bearing is ideal for precision machinery like spindles or CNC tools, where accuracy and speed are crucial. It operates reliably in temperatures from -30°C to 110°C.

Weighing just 0.5kg, it’s lightweight yet robust. Compliant with P4A tolerance standards, it’s a top choice for demanding industrial uses. The bearing can be paired in back-to-back, face-to-face, or tandem arrangements for versatile setups.

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Product Parameters

  • Part Number S71919 CDGA/HCP4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 95 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 130 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 18 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 11.112 mm
  • Ball Qty 28
  • 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 11115 lbf
  • Static Radial Load 12375 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 21000 rpm
  • Weight 0.5 kg
Super Precision Angular Contact Ball Bearings S71919 CDGA/HCP4A dimension drawing
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Features

How Does S71919 CDGA/HCP4A Bearing Reduce Friction?

S71919 CDGA/HCP4A Bearing features ceramic balls and chrome steel rings, significantly reducing friction during operation.
The phenolic cage ensures smooth movement, enhancing efficiency in high-speed applications.

With a maximum speed of 21,000 rpm, it delivers reliable performance without compromising on durability.
The sealed design keeps contaminants out, maintaining consistent lubrication over time.

Its extra light preload and 15° contact angle provide precise angular contact for demanding tasks.
This combination makes S71919 CDGA/HCP4A Bearing ideal for applications requiring both speed and accuracy.

Application

Industrial Uses of S71919 CDGA/HCP4A Bearing
S71919 CDGA/HCP4A Bearing is commonly used in high-speed machine tools, where its precision and ceramic balls reduce friction and improve accuracy. The sealed design keeps contaminants out, ensuring long-lasting performance in demanding environments.

What Makes S71919 CDGA/HCP4A Bearing a Preferred Choice?
In robotics, S71919 CDGA/HCP4A Bearing excels due to its angular contact design, providing stability for precise movements in robotic arms. The phenolic cage adds durability, making it suitable for continuous operation.

Perfect Fit for Automation: S71919 CDGA/HCP4A Bearing
S71919 CDGA/HCP4A Bearing is ideal for automated production lines, where its extra light preload ensures smooth, consistent motion. The P4A tolerance class guarantees high precision, essential for maintaining product quality.

Automotive vs Aerospace: Applications of S71919 CDGA/HCP4A Bearing
In automotive systems, S71919 CDGA/HCP4A Bearing supports high-speed components like turbochargers, thanks to its grease lubrication and temperature resistance. For aerospace, its lightweight construction and reliability make it a trusted choice in avionics.

Medical vs Industrial: Where S71919 CDGA/HCP4A Bearing Excels
S71919 CDGA/HCP4A Bearing is used in medical imaging devices, where its quiet operation and precision are critical. In industrial settings, its robust design handles heavy loads in equipment like pumps and compressors.

Q&A

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