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Super Precision Angular Contact Ball Bearings S71914 ACE/HCP4A

Super Precision Angular Contact Ball Bearings S71914 ACE/HCP4A

The S71914 ACE/HCP4A is a super precision angular contact ball bearing with a 70mm bore and 100mm outer diameter, crafted from chrome steel for durability. Its compact 16mm width makes it suitable for tight spaces while handling radial loads up to 4680 lbf.

The bearing features a 25° contact angle and ceramic balls, ensuring smooth operation at high speeds up to 20,000 RPM. The phenolic cage and sealed design reduce friction and protect against contaminants.

Preloaded and available in matched sets, this model offers precise performance for demanding applications. It works well in temperatures from -30°C to 110°C and is interchangeable with SKF bearings.

Ideal for high-speed machinery like spindles or CNC equipment, where accuracy and reliability are crucial. Weighing just 0.28kg, it balances lightweight design with robust performance. Compliant with P4 tolerance standards for superior precision.

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Product Parameters

  • Part Number S71914 ACE/HCP4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 70 mm
  • Bore Dia Tolerance -0.007mm to 0
  • Outer Dia 100 mm
  • Outer Dia Tolerance -0.008mm to 0
  • Width 16 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 9.525 mm
  • Ball Qty 22
  • Contact Angle 25°
  • Tolerance Class P4 (ABEC-7)
  • System of Measurement Metric
  • Seal Type Sealed
  • Matched Arrangement Available
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 4680 lbf
  • Static Radial Load 3442 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 20000 rpm
  • Weight 0.28 kg
  • Price（$） 78.471
Super Precision Angular Contact Ball Bearings S71914 ACE/HCP4A dimension drawing
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Features

Why Choose S71914 ACE/HCP4A Bearing for Precision Tasks?

S71914 ACE/HCP4A Bearing features a 25° contact angle, ideal for handling combined radial and axial loads with high precision.
Its ceramic balls and chrome steel rings ensure minimal friction and extended service life.

With a dynamic radial load capacity of 4680 lbf, S71914 ACE/HCP4A Bearing performs reliably in demanding applications.
The P4 tolerance class guarantees exceptional accuracy, making it suitable for high-speed operations up to 20,000 rpm.

S71914 ACE/HCP4A Bearing’s sealed design keeps lubrication in and contaminants out, reducing maintenance needs.
The phenolic cage provides stability and durability, even in varied temperature conditions.

Application

Essential Roles of S71914 ACE/HCP4A Bearing
S71914 ACE/HCP4A Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The ceramic balls reduce friction, making it ideal for high-speed operations.

In robotics, S71914 ACE/HCP4A Bearing provides smooth movement for articulated arms, thanks to its phenolic cage and sealed design. The P4 tolerance class guarantees consistent performance in automated systems.

For medical imaging devices, S71914 ACE/HCP4A Bearing’s chrome steel rings offer durability under frequent use. Its lubricated construction ensures quiet operation, which is essential in sensitive environments.

Automotive applications like electric vehicle motors benefit from S71914 ACE/HCP4A Bearing’s ability to handle both radial and axial loads. The matched arrangement option allows for custom setups in compact spaces.

In aerospace components, S71914 ACE/HCP4A Bearing’s temperature stability makes it reliable for various flight conditions. The lightweight design also helps in reducing overall system weight.

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