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Super Precision Angular Contact Ball Bearings S71922 ACEGA/P4A

Super Precision Angular Contact Ball Bearings S71922 ACEGA/P4A

The S71922 ACEGA/P4A is a super precision angular contact ball bearing with a 110mm bore and 150mm outer diameter, crafted from durable chrome steel. Its compact 20mm width makes it suitable for space-conscious applications.

With a 25° contact angle, it handles radial loads up to 8482 lbf and spins smoothly at speeds up to 10,000 RPM. The sealed design keeps grease in place, reducing maintenance needs.

The phenolic cage ensures quiet operation, while the P4A tolerance class guarantees high precision. It works in temperatures from -30°C to 110°C.

Ideal for machine tools or high-speed spindles, this bearing can be paired in back-to-back, face-to-face, or tandem arrangements. Weighing 0.85kg, it balances strength and precision for demanding tasks.

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Product Parameters

  • Part Number S71922 ACEGA/P4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 110 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 150 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 20 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 12.7 mm
  • Ball Qty 26
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Sealed
  • Matched Arrangement No
  • Number Of Bearings In Matched Set 3
  • 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 Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 8482 lbf
  • Static Radial Load 7312 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 10000 rpm
  • Weight 0.85 kg
Super Precision Angular Contact Ball Bearings S71922 ACEGA/P4A dimension drawing
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Features

Performance Features of S71922 ACEGA/P4A Bearing

S71922 ACEGA/P4A Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.

The chrome steel rings and balls provide strong resistance to wear, ensuring long-term reliability.

With a dynamic radial load capacity of 8482 lbf, it handles demanding conditions effectively.

Its sealed design and grease lubrication reduce maintenance needs while maintaining performance.

How Is S71922 ACEGA/P4A Bearing Engineered for Reliability?

S71922 ACEGA/P4A Bearing features a phenolic cage that keeps the 26 chrome steel balls aligned, minimising friction.

The P4A tolerance class ensures high precision, making it suitable for applications requiring tight tolerances.

It operates smoothly at speeds up to 10,000 rpm, balancing speed and durability.

The temperature range of -30°C to 110°C allows it to perform in varied environments.

Built for Reliability: S71922 ACEGA/P4A Bearing

S71922 ACEGA/P4A Bearing’s sealed design protects against contaminants, extending its service life.

The extra light preload (Class A) ensures smooth operation without excessive friction.

Its universal matching capability allows flexible arrangement in back-to-back, face-to-face, or tandem configurations.

With a static radial load of 7312 lbf, it provides stable performance under heavy loads.

Application

Key Fields for S71922 ACEGA/P4A Bearing
S71922 ACEGA/P4A Bearing is widely used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The sealed construction keeps contaminants out, extending service life in demanding workshop conditions.

How Does S71922 ACEGA/P4A Bearing Improve Performance?
In robotics, S71922 ACEGA/P4A Bearing provides smooth motion control for articulated arms, thanks to its phenolic cage reducing friction. The extra light preload also minimises vibration during high-speed operations.

Perfect Fit for Automation: S71922 ACEGA/P4A Bearing
This bearing excels in automated production lines, particularly for CNC equipment requiring tight tolerances. Its 25° contact angle effectively handles combined radial and axial loads in compact spaces.

Medical vs Industrial: Where S71922 ACEGA/P4A Bearing Excels
For medical imaging devices, S71922 ACEGA/P4A Bearing offers quiet operation essential for sensitive environments. In industrial pumps, its grease lubrication ensures reliable performance under continuous radial loads.

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