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Super Precision Angular Contact Ball Bearings S71922 ACE/HCP4ATBTB

Super Precision Angular Contact Ball Bearings S71922 ACE/HCP4ATBTB

The S71922 ACE/HCP4ATBTB is a super precision angular contact ball bearing with a 110mm bore and 150mm outer diameter, crafted from chrome steel and ceramic balls for durability. It handles radial loads up to 18428 lbf and operates smoothly at speeds up to 10000 RPM.

Its sealed design and phenolic cage ensure low friction and long service life, even in demanding conditions. The light preload (Class B) and 25° contact angle provide stable performance for high-precision applications.

This set includes three matched bearings (arranged > TBT), ideal for spindle or machine tool use where accuracy is key. It works in temperatures from -30°C to 110°C and comes pre-lubricated with grease.

Weighing 2.14kg, it’s a robust choice for industrial settings. Compliant with P4A tolerance standards, it’s interchangeable with SKF bearings for easy replacement.

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Product Parameters

  • Part Number S71922 ACE/HCP4ATBTB
  • 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 60 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 3 bearings <>> TBT
  • Number Of Bearings In Matched Set 3
  • Universal Matching Bearing No
  • Preload Light / Class B
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 18428 lbf
  • Static Radial Load 22050 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 10000 rpm
  • Weight 2.14 kg
Super Precision Angular Contact Ball Bearings S71922 ACE/HCP4ATBTB dimension drawing
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Features

Performance Features of S71922 ACE/HCP4ATBTB Bearing

S71922 ACE/HCP4ATBTB Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
The ceramic balls and chrome steel rings enhance durability and reduce friction during high-speed operation.

With a dynamic radial load capacity of 18428 lbf, it handles demanding conditions while maintaining precision.
The phenolic cage ensures smooth operation and reduces wear, even at speeds up to 10,000 rpm.

S71922 ACE/HCP4ATBTB Bearing operates efficiently within a temperature range of -30°C to 110°C.
Its sealed design and grease lubrication minimise maintenance needs, making it a reliable choice for long-term use.

Application

Industrial Uses of S71922 ACE/HCP4ATBTB Bearing
S71922 ACE/HCP4ATBTB Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The ceramic balls and phenolic cage reduce friction, making it suitable for long operational hours.

Where Is S71922 ACE/HCP4ATBTB Bearing Used?
In robotics, S71922 ACE/HCP4ATBTB Bearing provides smooth motion control for robotic arms, thanks to its light preload and sealed design. The matched arrangement of three bearings enhances stability in dynamic applications.

Built for Heavy-Duty Use: S71922 ACE/HCP4ATBTB Bearing
S71922 ACE/HCP4ATBTB Bearing handles heavy radial loads in industrial pumps, with its chrome steel rings offering durability. The grease lubrication ensures consistent performance even at high speeds.

Automotive vs Aerospace: Applications of S71922 ACE/HCP4ATBTB Bearing
In automotive systems, S71922 ACE/HCP4ATBTB Bearing supports high-speed transmissions, while in aerospace, its precision is vital for avionics equipment. The temperature range suits both environments.

Perfect Fit for Automation: S71922 ACE/HCP4ATBTB Bearing
S71922 ACE/HCP4ATBTB Bearing is ideal for automated production lines, where its P4A tolerance class ensures minimal vibration. The sealed design keeps contaminants out, extending service life.

Q&A

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