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Super Precision Angular Contact Ball Bearings S71912 ACDGA/HCP4A

Super Precision Angular Contact Ball Bearings S71912 ACDGA/HCP4A

The S71912 ACDGA/HCP4A is a super precision angular contact ball bearing, measuring 60mm by 85mm by 13mm. Made from chrome steel with ceramic balls, it offers smooth operation and durability.

It handles radial loads up to 4185 lbf and spins at speeds up to 36,000 RPM, thanks to its phenolic cage and grease lubrication. The 25° contact angle ensures efficient load distribution.

Sealed for protection, this bearing is ideal for high-speed applications like machine tools or spindles. Its P4A tolerance class guarantees precision performance.

Weighing just 0.17kg, it’s lightweight yet robust. It can be used in matched sets for back-to-back, face-to-face, or tandem arrangements, providing flexibility in design.

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Product Parameters

  • Part Number S71912 ACDGA/HCP4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 60 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 85 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 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 Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 4185 lbf
  • Static Radial Load 3285 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 36000 rpm
  • Weight 0.17 kg
Super Precision Angular Contact Ball Bearings S71912 ACDGA/HCP4A dimension drawing
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Features

Performance Features of S71912 ACDGA/HCP4A Bearing

S71912 ACDGA/HCP4A Bearing features a 25° contact angle, optimised for high-precision angular contact applications.
Its chrome steel rings and ceramic balls reduce friction, enhancing speed and durability.

With a dynamic radial load capacity of 4185 lbf, it handles demanding operations smoothly.
The phenolic cage ensures stable performance, even at high speeds up to 36,000 rpm.

Designed for extra light preload, S71912 ACDGA/HCP4A Bearing offers precise motion control.
Its sealed design and grease lubrication minimise maintenance needs, extending service life.

S71912 ACDGA/HCP4A Bearing operates reliably in temperatures from -30°C to 110°C.
The P4A tolerance class guarantees consistent performance in precision applications.

Application

Key Fields for S71912 ACDGA/HCP4A Bearing
S71912 ACDGA/HCP4A Bearing is widely used in high-speed machine tools, where its ceramic balls and phenolic cage reduce friction and heat buildup. The P4A tolerance ensures exceptional precision for tasks like milling and grinding.

In robotics, S71912 ACDGA/HCP4A Bearing excels in articulated arms, providing smooth angular contact motion. Its sealed design keeps contaminants out, making it reliable in dusty or humid environments.

For medical imaging devices, S71912 ACDGA/HCP4A Bearing’s chrome steel rings offer durability under constant use. The extra-light preload minimises vibration, crucial for maintaining image clarity in sensitive equipment.

Automotive enthusiasts appreciate S71912 ACDGA/HCP4A Bearing in performance gearboxes, where its high-speed capability handles rapid shifts. The 25° contact angle efficiently manages combined radial and thrust loads.

In 3D printers, S71912 ACDGA/HCP4A Bearing’s precision ensures accurate layer alignment. The grease lubrication runs quietly, ideal for home or office settings where noise matters.

Q&A

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