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Super Precision Angular Contact Ball Bearings S71912 ACD/HCP4ADT

Super Precision Angular Contact Ball Bearings S71912 ACD/HCP4ADT

The S71912 ACD/HCP4ADT is a super precision angular contact ball bearing with a 60mm bore and 85mm outer diameter, designed for high-speed applications. Its 25° contact angle and matched pair arrangement (2 bearings << DT) provide excellent stability under radial loads up to 6795 lbf. Made from chrome steel rings and ceramic balls, it spins smoothly at speeds up to 36,000 RPM. The phenolic cage and sealed design keep grease in place, reducing maintenance needs while operating in temperatures from -30°C to 110°C. This P4A-class bearing comes preloaded for immediate use, ensuring precise performance in demanding setups. Ideal for machine tool spindles or high-speed motors where accuracy and reliability are crucial. Weighing 0.33kg per bearing, the set offers a lightweight yet durable solution. It's interchangeable with SKF bearings, making replacements straightforward for engineers.

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Product Parameters

  • Part Number S71912 ACD/HCP4ADT
  • 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 26 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 2 bearings << DT
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing No
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 6795 lbf
  • Static Radial Load 6525 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 36000 rpm
  • Weight 0.33 kg
Super Precision Angular Contact Ball Bearings S71912 ACD/HCP4ADT dimension drawing
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Features

Why Choose S71912 ACD/HCP4ADT Bearing for Precision Tasks?

S71912 ACD/HCP4ADT Bearing features a 25° contact angle, ideal for high-precision angular contact applications.
Its ceramic balls and chrome steel rings ensure smooth operation and reduced friction.

With a dynamic radial load capacity of 6795 lbf, S71912 ACD/HCP4ADT Bearing handles demanding conditions reliably.
The phenolic cage maintains ball alignment, enhancing durability and performance.

S71912 ACD/HCP4ADT Bearing operates at speeds up to 36,000 rpm, making it suitable for high-speed machinery.
Its sealed design and grease lubrication reduce maintenance needs.

The matched arrangement of two bearings provides stability and consistent performance.
S71912 ACD/HCP4ADT Bearing’s P4A tolerance class ensures exceptional precision.

Application

Industrial Uses of S71912 ACD/HCP4ADT Bearing
S71912 ACD/HCP4ADT Bearing is commonly used in high-speed machine tools, where its precision and angular contact design ensure accurate performance. The sealed construction helps maintain lubrication, reducing maintenance needs in demanding environments.

In automotive applications, S71912 ACD/HCP4ADT Bearing supports components like electric motors and transmissions, thanks to its ceramic balls and phenolic cage. These materials provide durability and reduce friction, enhancing efficiency.

For medical imaging devices, S71912 ACD/HCP4ADT Bearing’s P4A tolerance class ensures smooth operation, crucial for maintaining image quality. The grease lubrication also extends service life, making it reliable for continuous use.

Automation systems benefit from S71912 ACD/HCP4ADT Bearing’s matched arrangement, which improves stability in robotic arms. Its high-speed capability makes it suitable for precision tasks in smart factories.

In consumer electronics, S71912 ACD/HCP4ADT Bearing’s compact size and quiet operation make it ideal for high-performance fans. The chrome steel rings and ceramic balls ensure long-lasting performance in everyday devices.

Q&A

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