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Super Precision Angular Contact Ball Bearings S71912 ACE/P4ADGA

Super Precision Angular Contact Ball Bearings S71912 ACE/P4ADGA

The S71912 ACE/P4ADGA is a super precision angular contact ball bearing with a 60mm bore and 85mm outer diameter, crafted from durable chrome steel. It features a 25° contact angle and sealed design for reliable performance.

This bearing handles radial loads up to 5648 lbf and reaches speeds of 32,500 RPM, thanks to its phenolic cage and grease lubrication. Its extra-light preload ensures smooth operation in precision applications.

The universal matching design allows flexible arrangements like back-to-back or face-to-face mounting. Ideal for high-speed spindles or machine tools where accuracy is crucial.

Weighing 0.37kg, it operates in temperatures from -30°C to 110°C and comes as a matched pair for balanced performance. Compliant with P4A tolerance class for exceptional precision.

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Product Parameters

  • Part Number S71912 ACE/P4ADGA
  • 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 23
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Sealed
  • Matched Arrangement Universal matching
  • 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 Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 5648 lbf
  • Static Radial Load 4950 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 32500 rpm
  • Weight 0.37 kg
Super Precision Angular Contact Ball Bearings S71912 ACE/P4ADGA dimension drawing
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Features

Performance Features of S71912 ACE/P4ADGA Bearing

S71912 ACE/P4ADGA Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
The chrome steel rings and balls enhance durability, supporting dynamic radial loads up to 5648 lbf.

Its phenolic cage ensures smooth operation at high speeds, reaching up to 32,500 rpm.
The sealed design and grease lubrication reduce maintenance needs while protecting against contaminants.

With universal matching capability, S71912 ACE/P4ADGA Bearing offers flexibility in back-to-back, face-to-face, or tandem arrangements.
The extra light preload (Class A) ensures precision performance in demanding conditions.

The P4A tolerance class guarantees high accuracy, making it suitable for super precision applications.
Its compact size (60 mm×85 mm×26 mm) allows efficient use in space-constrained installations.

Application

Key Fields for S71912 ACE/P4ADGA Bearing
S71912 ACE/P4ADGA Bearing is widely used in high-speed machine tools, where its precision and angular contact design ensure smooth operation. The sealed construction keeps contaminants out, making it ideal for demanding industrial environments.

In automotive applications, S71912 ACE/P4ADGA Bearing supports components like electric motors and gearboxes, thanks to its extra light preload and universal matching. Its high-speed capability makes it a reliable choice for performance vehicles.

For medical imaging devices, S71912 ACE/P4ADGA Bearing’s phenolic cage and chrome steel construction provide quiet, consistent performance. The P4A tolerance class ensures the accuracy needed for sensitive diagnostic equipment.

In robotics, S71912 ACE/P4ADGA Bearing excels in articulated arms and joints, where its low friction and high precision are crucial. The tandem or back-to-back arrangements offer flexibility for complex motion control.

Consumer electronics like high-end printers benefit from S71912 ACE/P4ADGA Bearing’s compact size and grease lubrication. Its durability ensures long service life even in continuous operation.

Q&A

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