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Super Precision Angular Contact Ball Bearings S71915 CDGA/HCP4A

Super Precision Angular Contact Ball Bearings S71915 CDGA/HCP4A

The S71915 CDGA/HCP4A is a super precision angular contact ball bearing with a 75mm bore and 105mm outer diameter, crafted from durable chrome steel and ceramic balls. It handles radial loads up to 8055 lbf and spins smoothly at high speeds, reaching up to 28,000 RPM.

Its sealed design keeps grease in and contaminants out, while the phenolic cage ensures quiet, long-lasting performance. The 15° contact angle provides excellent stability for angular loads.

This bearing is ideal for high-precision applications like machine tool spindles or medical equipment, where accuracy and speed are crucial. It operates reliably in temperatures from -30°C to 110°C.

Weighing just 0.3kg, it’s lightweight yet robust. Compliant with P4A tolerance standards, it’s also interchangeable with SKF bearings, making it a versatile choice for replacements. The universal matching option allows for back-to-back, face-to-face, or tandem arrangements.

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Product Parameters

  • Part Number S71915 CDGA/HCP4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 75 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 105 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 16 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 9.525 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 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 8055 lbf
  • Static Radial Load 8438 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 28000 rpm
  • Weight 0.3 kg
Super Precision Angular Contact Ball Bearings S71915 CDGA/HCP4A dimension drawing
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Features

Performance Features of S71915 CDGA/HCP4A Bearing

S71915 CDGA/HCP4A Bearing is crafted with chrome steel rings and ceramic balls, ensuring high precision and durability.
Its 15° contact angle provides excellent angular contact performance for complex load conditions.

The phenolic cage maintains ball alignment, reducing friction and enhancing operational smoothness.
With a dynamic radial load capacity of 8055 lbf, it handles demanding applications with ease.

S71915 CDGA/HCP4A Bearing operates at speeds up to 28,000 rpm, making it suitable for high-speed machinery.
Its sealed design and grease lubrication ensure long service life with minimal maintenance.

The P4A tolerance class guarantees exceptional precision, ideal for critical applications.
Its universal matching capability allows flexible arrangement options like back-to-back or face-to-face.

Application

Super Precision Angular Contact Ball Bearings S71915 CDGA/HCP4A is commonly used in high-speed machine tools, where its ceramic balls and phenolic cage reduce friction and heat buildup. The sealed design helps keep contaminants out, ensuring long-lasting performance.

In automotive applications, S71915 CDGA/HCP4A supports precision components like electric motor shafts, providing smooth rotation under angular loads. Its P4A tolerance class ensures consistent accuracy, even at high RPMs.

For medical imaging devices, S71915 CDGA/HCP4A’s chrome steel rings and ceramic balls offer reliable operation with minimal vibration. The extra-light preload makes it ideal for sensitive equipment requiring fine adjustments.

In robotics, S71915 CDGA/HCP4A is often found in articulated arms, where its compact size and high-speed capability improve movement precision. The universal matching feature allows flexible mounting configurations.

For aerospace systems, S71915 CDGA/HCP4A handles both radial and axial loads in avionics, thanks to its 15° contact angle. The grease lubrication ensures smooth operation across a wide temperature range.

Q&A

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