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Super Precision Angular Contact Ball Bearings S71913 ACE/HCP4A

Super Precision Angular Contact Ball Bearings S71913 ACE/HCP4A

The S71913 ACE/HCP4A is a super precision angular contact ball bearing with a 65mm bore and 90mm outer diameter, designed for high-speed applications. Its 25° contact angle and ceramic balls ensure smooth operation under radial loads up to 3510 lbf.

The sealed design keeps lubrication in and contaminants out, while the phenolic cage reduces friction for speeds up to 22,000 RPM. It maintains reliable performance in temperatures from -30°C to 110°C.

With a P4 tolerance class, this bearing offers exceptional accuracy for demanding machinery. Ideal for CNC spindles or high-precision tools where minimal vibration is crucial.

Weighing just 0.17kg, it’s a lightweight yet robust solution for industrial applications. Compatible with SKF bearings for easy replacement.

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Product Parameters

  • Part Number S71913 ACE/HCP4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 65 mm
  • Bore Dia Tolerance -0.007mm to 0
  • Outer Dia 90 mm
  • Outer Dia Tolerance -0.008mm to 0
  • Width 13 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 7.938 mm
  • Ball Qty 24
  • 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 3510 lbf
  • Static Radial Load 2610 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 22000 rpm
  • Weight 0.17 kg
  • Price（$） 76.644
Super Precision Angular Contact Ball Bearings S71913 ACE/HCP4A dimension drawing
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Features

Performance Features of S71913 ACE/HCP4A Bearing

S71913 ACE/HCP4A Bearing features a 25° contact angle, optimised for precise angular contact load handling.
Its chrome steel rings and ceramic balls reduce friction, enhancing performance in high-speed applications.
With a dynamic radial load capacity of 3510 lbf, it ensures reliable operation under stress.
The phenolic cage maintains ball alignment, contributing to smooth and quiet running.

How Does S71913 ACE/HCP4A Bearing Reduce Friction?

S71913 ACE/HCP4A Bearing uses ceramic balls and chrome steel rings to minimise friction during operation.
This combination allows it to achieve speeds up to 22,000 rpm while maintaining precision.
The sealed design keeps lubrication in place, further reducing wear over time.
Its P4 tolerance class ensures consistent performance in demanding applications.

Engineered for Precision: S71913 ACE/HCP4A Bearing

S71913 ACE/HCP4A Bearing is manufactured to P4 tolerance standards for exceptional accuracy.
The matched arrangement option enables precise preload settings in paired installations.
With a temperature range of -30° to 110°C, it performs reliably in various environments.
The 24 ceramic balls provide smooth rotation with minimal vibration.

Steel vs Ceramic Bearings: Strengths of S71913 ACE/HCP4A Bearing

S71913 ACE/HCP4A Bearing combines chrome steel rings with ceramic balls for optimal performance.
This hybrid construction offers the durability of steel with the friction reduction of ceramics.
The phenolic cage provides excellent heat resistance and maintains dimensional stability.
Weighing just 0.17 kg, it delivers high performance without adding unnecessary weight.

Application

Key Fields for S71913 ACE/HCP4A Bearing
S71913 ACE/HCP4A Bearing is widely used in high-speed machine tools, where its precision and ceramic balls ensure smooth operation. The sealed design helps keep contaminants out, extending the bearing’s lifespan in demanding environments.

In robotics, S71913 ACE/HCP4A Bearing supports precise movements in robotic arms, thanks to its angular contact design. The phenolic cage adds durability, making it suitable for continuous operation in automated systems.

For medical imaging devices, S71913 ACE/HCP4A Bearing’s P4 tolerance class ensures the accuracy needed for clear scans. Its lubricated construction reduces friction, maintaining performance over long periods of use.

In aerospace applications, S71913 ACE/HCP4A Bearing handles both radial and axial loads efficiently. The matched arrangement option allows for custom setups, meeting specific performance requirements.

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