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Super Precision Angular Contact Ball Bearings S71914 CD/HCP4ADBA

Super Precision Angular Contact Ball Bearings S71914 CD/HCP4ADBA

The S71914 CD/HCP4ADBA is a super precision angular contact ball bearing with a 70mm bore and 100mm outer diameter, designed for high-performance applications. Its compact 32mm width and matched pair arrangement (DB) ensure stability under angular loads.
Made from chrome steel with ceramic balls, it handles radial loads up to 12578 lbf and spins smoothly at 28,000 RPM. The phenolic cage and sealed design keep lubrication in place for long-lasting use.
With a 15° contact angle and extra-light preload, it offers precise motion control. Ideal for machine tools or high-speed spindles where accuracy is key.
The bearing operates in temperatures from -30°C to 110°C and meets P4A tolerance standards. Weighing 0.57kg, it’s a robust yet lightweight choice for demanding setups.

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Product Parameters

  • Part Number S71914 CD/HCP4ADBA
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 70 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 100 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 32 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 9.525 mm
  • Ball Qty 24
  • Contact Angle 15°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Sealed
  • Matched Arrangement 2 bearings <> DB
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing No
  • Preload Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 12578 lbf
  • Static Radial Load 15300 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 28000 rpm
  • Weight 0.57 kg
Super Precision Angular Contact Ball Bearings S71914 CD/HCP4ADBA dimension drawing
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Features

Performance Features of S71914 CD/HCP4ADBA Bearing

S71914 CD/HCP4ADBA 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 and durability.

The sealed design protects against contaminants, ensuring reliable operation in various environments.
With a dynamic radial load capacity of 12578 lbf, it handles demanding conditions effortlessly.

S71914 CD/HCP4ADBA Bearing’s phenolic cage maintains ball alignment, minimising wear and noise.
Its extra light preload (Class A) ensures smooth performance in high-speed applications up to 28,000 rpm.

Application

Common Applications of S71914 CD/HCP4ADBA Bearing
S71914 CD/HCP4ADBA Bearing is widely used in high-speed machine tools, where its 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, S71914 CD/HCP4ADBA Bearing provides precise motion control for articulated arms, thanks to its angular contact design. The extra light preload also minimises vibration, enhancing accuracy in automated tasks.

For medical imaging devices, S71914 CD/HCP4ADBA Bearing’s P4A tolerance class ensures smooth rotation critical for clear scans. Its grease lubrication and temperature range make it suitable for prolonged use in diagnostic equipment.

Where Is S71914 CD/HCP4ADBA Bearing Used?
You’ll often find S71914 CD/HCP4ADBA Bearing in aerospace applications, such as helicopter rotor systems, where its high-speed capability and reliability are essential. The matched arrangement also helps distribute loads evenly for consistent performance.

In electric vehicle motors, S71914 CD/HCP4ADBA Bearing handles radial and axial loads efficiently, contributing to smoother acceleration. Its ceramic balls further reduce energy loss, improving overall efficiency.

Built for Heavy-Duty Use: S71914 CD/HCP4ADBA Bearing
S71914 CD/HCP4ADBA Bearing excels in industrial pumps, where its sealed construction resists harsh fluids and debris. The chrome steel rings provide durability, even under continuous operation.

For precision instruments like optical alignment devices, S71914 CD/HCP4ADBA Bearing’s low vibration and high rigidity ensure accurate measurements. The 15° contact angle offers optimal load distribution for delicate tasks.

Automotive vs Aerospace: Applications of S71914 CD/HCP4ADBA Bearing
In automotive gearboxes, S71914 CD/HCP4ADBA Bearing supports high rotational speeds while maintaining quiet operation. Its grease lubrication reduces maintenance needs for longer service intervals.

Aerospace systems benefit from S71914 CD/HCP4ADBA Bearing’s lightweight ceramic balls, which help reduce overall component weight. The matched set configuration also enhances stability in critical flight controls.

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