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Super Precision Angular Contact Ball Bearings S71913 ACEGA/HCP4A

Super Precision Angular Contact Ball Bearings S71913 ACEGA/HCP4A

The S71913 ACEGA/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 grease in and contaminants out, while the phenolic cage offers durability. It can handle speeds up to 31,000 RPM and temperatures from -30°C to 110°C.

This bearing is ideal for precision machinery like spindles or CNC tools, where accuracy and speed are key. Its P4A tolerance class guarantees consistent performance.

Weighing just 0.17kg, it’s lightweight yet robust. Compatible with SKF bearings, it’s a reliable choice for replacements or upgrades. The universal matching option allows flexible arrangements like back-to-back or tandem.

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Product Parameters

  • Part Number S71913 ACEGA/HCP4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 65 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 90 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 13 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 7.938 mm
  • Ball Qty 24
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Sealed
  • Matched Arrangement No
  • Number Of Bearings In Matched Set 2
  • 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 Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 3510 lbf
  • Static Radial Load 2610 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 31000 rpm
  • Weight 0.17 kg
Super Precision Angular Contact Ball Bearings S71913 ACEGA/HCP4A dimension drawing
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Features

Performance Features of S71913 ACEGA/HCP4A Bearing

S71913 ACEGA/HCP4A Bearing features a 25° contact angle, optimised for precision angular contact applications.
Its chrome steel rings and ceramic balls reduce friction, enhancing speed capabilities up to 31,000 rpm.

The phenolic cage ensures smooth operation, while the sealed design keeps lubrication intact.
With a dynamic radial load of 3510 lbf, it delivers reliable performance in demanding conditions.

Application

Key Fields for S71913 ACEGA/HCP4A Bearing
S71913 ACEGA/HCP4A Bearing is commonly used in high-speed machine tools, where its ceramic balls and phenolic cage reduce friction and heat buildup. The extra light preload ensures smooth operation in precision applications like CNC spindles.

What Makes S71913 ACEGA/HCP4A Bearing a Preferred Choice?
In robotics, S71913 ACEGA/HCP4A Bearing excels in articulated arms due to its 25° contact angle, providing stability during rapid movements. The sealed design keeps contaminants out, extending service life in dusty environments.

Built for Heavy-Duty Use: S71913 ACEGA/HCP4A Bearing
This bearing handles radial loads well in industrial pumps, with its chrome steel rings offering durability. The P4A tolerance class ensures consistent performance under demanding conditions.

Automotive vs Aerospace: Applications of S71913 ACEGA/HCP4A Bearing
In automotive systems, S71913 ACEGA/HCP4A Bearing supports electric motor shafts, while in aerospace, it’s used in instrumentation due to its lightweight ceramic balls. The grease lubrication works reliably across both sectors.

Perfect Fit for Automation: S71913 ACEGA/HCP4A Bearing
S71913 ACEGA/HCP4A Bearing is ideal for 3D printers, where its low friction and high-speed capability improve print accuracy. The matched set option allows for easy installation in tandem configurations.

Q&A

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